Overview

SCIENTIFIC SCORE
Possibly Effective
Based on 16 Researches
7.6
USERS' SCORE
Moderately Good
Based on 6 Reviews
7.3
Supplement Facts
Serving Size: 2 VegCaps
Serving Per Container: 125
Amount Per Serving
%DV
Vitamin C (As ascorbic Acid, Rose Hips, Acerola Cherry)
1,000 mg
1,111%
Bioflavonoid Concentrate (From Lemon)
500 mg
*
Rutin Concentrate
100 mg
*
Hesperidin Concentrate
100 mg
*
Citrus Pectin
30 mg
*

Top Medical Research Studies

9
Vitamin C shows effectiveness for acne
In our recent study, we set out to explore the effectiveness of a 5% sodium L-ascorbyl-2-phosphate lotion, a stable form of vitamin C, for treating acne. We conducted a double-blind, controlled trial with 50 participants over 12 weeks, where half used the vitamin C lotion and the other half received a placebo.

Our findings revealed significant improvements in acne symptoms for those using the vitamin C lotion compared to the placebo group. We measured outcomes through various assessments, including a global evaluation by investigators and self-reported assessments by the subjects, along with lesion counts.

The results showed that the vitamin C lotion was not only effective but also well-tolerated, with side effects similar to those seen with the placebo. This adds a promising tool to the options available for acne treatment, suggesting that vitamin C might play a valuable role in skincare regimens aimed at combating acne.

Overall, our study supports the idea that vitamin C, in the form of sodium L-ascorbyl-2-phosphate, can help reduce acne, making it a noteworthy addition to acne treatment strategies.
Read More
We explored the potential of sodium ascorbyl phosphate (SAP), a stable form of vitamin C, in preventing and treating acne vulgaris. The study included a time-kill analysis showing that a 1% SAP formulation reduced the harmful bacteria Propionibacterium acnes by a significant log reduction of 5 after 8 hours. This demonstrates the strong antimicrobial properties of SAP against acne-causing bacteria.

Additionally, we observed an in vivo study with 20 participants, where the SAP formulation effectively prevented up to 40% of UVA-induced sebum oxidation, suggesting it can help reduce inflammation associated with acne. In another open-label study involving 60 volunteers over 12 weeks, a 5% SAP lotion was rated as excellent or good in effectiveness by 76.9% of the participants, outperforming a commonly prescribed acne treatment.

Overall, our findings indicate that sodium ascorbyl phosphate could serve as an effective, non-antibiotic option for both the prevention and treatment of acne, making it an attractive addition to cosmetic products due to its lack of side effects.
Read More
8
MAP reduces acne-related inflammation
We aimed to explore how magnesium ascorbyl phosphate (MAP), a stable form of vitamin C, influences acne by evaluating its impact on inflammatory responses in skin cells known as sebocytes. The study employed a robust methodology, where we treated cultured sebocytes with different solutions: MAP, lipopolysaccharide (LPS), and a combination of both.

Following treatment, we measured the expression of inflammatory markers, cytokines, and proteins involved in skin inflammation and the healing process. Our findings revealed that MAP effectively reduced the heightened inflammatory responses caused by LPS, suggesting it has a calming effect on acne-related inflammation.

Additionally, we observed a notable decrease in lipid peroxidation, a contributor to skin damage, after treatment with MAP. This means that vitamin C may not only help reduce inflammation but could also protect skin cells from oxidative stress, promoting healthier skin overall.

In summary, our study strengthens the idea that using MAP can be a beneficial addition to acne treatments, potentially leading to improved skin conditions.
Read More

Most Useful Reviews

1.3
Causes acne issues
Several people I know have experienced acne after taking this. If I stop using it, the acne subsides, but it returns if I start again.
Read More
9.5
Improved acne effect
I absolutely love this vitamin C! The effects are immediate. My husband takes it when he feels a cold coming on, especially given the higher Vitamin C requirements for smokers. It boosts his health and energy, and I appreciate its strong anti-inflammatory effects on skin rashes and acne. We're ordering our second jar!
Read More
2.3
Forehead acne resurgence
I take it daily, but my forehead acne has returned. I previously found liquid vitamin C effective for my acne, but the tablet seems less so.
Read More

Medical Researches

SCIENTIFIC SCORE
Possibly Effective
Based on 16 Researches
7.6
  • All Researches
9
Vitamin C shows moderate efficacy
We explored the effectiveness of using vitamin C in treating persistent post-acne erythema, which often leaves visible redness after acne has cleared. In this study, participants received microneedling combined with either a 10% vitamin C solution or a tranexamic acid solution. The goal was to see which treatment worked better for reducing redness and improving overall skin appearance.

Four treatment sessions were spaced two weeks apart, followed by assessments two weeks after the final session. We measured improvements using clinical evaluations, 3D imaging technology to analyze blood flow in the skin, and patient feedback.

Our findings indicated that both treatments led to significant improvements in reducing skin redness. However, the tranexamic acid solution yielded even better results compared to vitamin C. Patients reported satisfaction on both sides, but they favored the effects of tranexamic acid more. Notably, any side effects were minimal and temporary.

This study suggests that while vitamin C can be helpful, using microneedling with tranexamic acid may deliver superior results for those struggling with post-acne redness.
Read More
We aimed to understand how a novel formulation combining vitamin C and quercetin can help treat acne. Our study focused on creating small liposomal structures called aspasomes that enhance the delivery of quercetin, a potent antioxidant, onto the skin.

Throughout our research, we thoroughly characterized these aspasomes for their size, stability, and how well they could penetrate the skin. One exciting finding was that these specialized nanovesicles not only preserved the antioxidant benefits of quercetin, but also demonstrated a stronger antibacterial effect against acne-causing bacteria compared to quercetin alone.

In an exploratory clinical trial involving 20 participants with acne, we observed considerable improvements. The results revealed a 77.9% reduction in inflammatory lesions and significant decreases in both non-inflammatory lesions and total acne lesions. These findings suggest that our vitamin C-based formula holds promise in managing acne and could potentially be used for other skin conditions in the future.
Read More
9
Vitamin C reduces facial sebum
We conducted a study to explore the effectiveness of two forms of vitamin C—ascorbyl palmitate (AP) and sodium ascorbyl phosphate (SAP)—in managing sebum production on the skin. Through a single-blinded, placebo-controlled trial involving 11 healthy female volunteers, we compared the effects of a multiple emulsion containing these compounds with a control that lacked them.

Over 90 days, participants applied the vitamin C formulation to one cheek and the control to the other. We measured sebum levels using a non-invasive device called a Sebumeter at different time intervals. Our results demonstrated that the combination of AP and SAP achieved notable antioxidant activity and effectively reduced facial oiliness compared to the control.

Ultimately, we found that incorporating vitamin C into skincare routines can be a promising solution for controlling excess facial sebum, which is often linked to oily skin and acne. However, while the study highlights the role of these antioxidants in sebum regulation, it does not provide a definitive conclusion on their isolated effects solely for acne treatment.
Read More
We explored the effectiveness of a vitamin C derivative, zinc ascorbate, for treating acne. This study focused on its in vitro antimicrobial activity against Propionibacterium acnes, the bacteria often responsible for acne breakouts.

The researchers tested zinc ascorbate alone and in combination with popular antibiotics like clindamycin, widely used in Japan for acne treatment. They examined how these combinations worked against various strains of P. acnes, including those resistant to clindamycin.

Findings indicated that zinc ascorbate can effectively inhibit the growth of P. acnes, even in clindamycin-resistant strains. Notably, when combined with clindamycin, zinc ascorbate demonstrated an additive effect, enhancing its overall antimicrobial effectiveness.

Overall, this research suggests that incorporating zinc ascorbate could be a promising strategy for acne treatment, especially in conjunction with traditional antibiotics.
Read More
9
Vitamin C shows effectiveness for acne
In our recent study, we set out to explore the effectiveness of a 5% sodium L-ascorbyl-2-phosphate lotion, a stable form of vitamin C, for treating acne. We conducted a double-blind, controlled trial with 50 participants over 12 weeks, where half used the vitamin C lotion and the other half received a placebo.

Our findings revealed significant improvements in acne symptoms for those using the vitamin C lotion compared to the placebo group. We measured outcomes through various assessments, including a global evaluation by investigators and self-reported assessments by the subjects, along with lesion counts.

The results showed that the vitamin C lotion was not only effective but also well-tolerated, with side effects similar to those seen with the placebo. This adds a promising tool to the options available for acne treatment, suggesting that vitamin C might play a valuable role in skincare regimens aimed at combating acne.

Overall, our study supports the idea that vitamin C, in the form of sodium L-ascorbyl-2-phosphate, can help reduce acne, making it a noteworthy addition to acne treatment strategies.
Read More

User Reviews

USERS' SCORE
Moderately Good
Based on 6 Reviews
7.3
  • All Reviews
  • Positive Reviews
  • Negative Reviews
1.3
Causes acne issues
Several people I know have experienced acne after taking this. If I stop using it, the acne subsides, but it returns if I start again.
Read More
9.5
Improved acne effect
I absolutely love this vitamin C! The effects are immediate. My husband takes it when he feels a cold coming on, especially given the higher Vitamin C requirements for smokers. It boosts his health and energy, and I appreciate its strong anti-inflammatory effects on skin rashes and acne. We're ordering our second jar!
Read More
2.3
Forehead acne resurgence
I take it daily, but my forehead acne has returned. I previously found liquid vitamin C effective for my acne, but the tablet seems less so.
Read More
8.8
Acne care benefits
It's great that it lasts long and comes in ample quantity. I feel its effects, particularly for my acne.
Read More
7.5
Acne spot reduction
I find this brand effective in clearing my acne spots. I love it!
Read More

Frequently Asked Questions

Acne is a common skin condition that affects people of all ages, though it's especially prevalent among teenagers and young adults. It occurs when hair follicles become clogged with oil and dead skin cells, leading to the formation of pimples, blackheads, and cysts. The main factors contributing to acne include excess oil production, hormonal changes, and the presence of bacteria on the skin. Acne can manifest in various forms, from mild cases with just a few breakouts to more severe forms that can cause significant inflammation and scarring.

Treatment for acne varies depending on its severity and can range from over-the-counter topical treatments like benzoyl peroxide and salicylic acid to prescription medications including retinoids and antibiotics. Lifestyle adjustments, such as maintaining a balanced diet and proper skin hygiene, may also contribute to managing and reducing breakouts. Despite being a common skin issue, the psychological impact of acne should not be underestimated, as it can affect self-esteem and overall quality of life.

Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that plays a critical role in numerous bodily functions. As an essential nutrient, it contributes to the growth and repair of tissues in the body, and it is vital for the production of collagen, an important protein that helps maintain skin, cartilage, tendons, ligaments, and blood vessels. Additionally, Vitamin C acts as a powerful antioxidant, which means it helps combat free radicals—unstable molecules that can cause oxidative stress and contribute to various chronic diseases.

Moreover, Vitamin C enhances iron absorption from plant-based foods, making it a vital component for those following vegetarian or vegan diets. While many people get sufficient Vitamin C from a well-balanced diet that includes fruits and vegetables like oranges, strawberries, kiwi, broccoli, and bell peppers, some individuals might require supplementation. It's generally recommended to stay within the daily intake guidelines, as excessive consumption can lead to gastrointestinal disturbances. Overall, Vitamin C is not just a skincare celebrity—it's a fundamental part of maintaining overall health and well-being.

Vitamin C is widely recognized for its antioxidant properties and its role in collagen synthesis, making it a popular ingredient in many skincare products. When it comes to acne, Vitamin C can offer multiple benefits. It helps in reducing inflammation associated with acne breakouts and can speed up the healing process, resulting in fewer post-inflammatory hyperpigmentation marks. Additionally, its antioxidant properties can help protect the skin from free radical damage and may improve skin texture.

However, while Vitamin C can support an acne treatment regimen, it is not a standalone solution for acne management. It's essential to combine it with other proven acne-fighting ingredients like salicylic acid or benzoyl peroxide for optimal results. Always perform a patch test before incorporating new products into your skincare routine, as Vitamin C can sometimes cause irritation for those with sensitive skin. If you're considering adding Vitamin C to your acne treatment regime, look for serums or creams that are specifically formulated for acne-prone skin.

User reviews indicate that experiences with acne and the effects of this supplement can vary considerably. Some users have noticed improvements in their skin, claiming that the product has helped clear up their acne spots over time (Read Review). However, others have reported that their acne returned after starting the supplement again, suggesting that it may not work for everyone in a consistent manner (Read Review).

In terms of timing, users have not specified a definitive period in which results can be expected. While some have found immediate benefits in terms of overall skin appearance and inflammation (Read Review), others have struggled with recurring acne even after prolonged use (Read Review). Overall, the timeline for noticeable results might depend significantly on individual skin types and other factors, so it may be best to be patient and monitor your progress over several weeks.

Scientific research indicates that Vitamin C may play a beneficial role in treating acne and its related issues. For instance, studies have shown that formulations containing stable forms of Vitamin C, such as sodium ascorbyl phosphate, exhibit antimicrobial properties that can significantly reduce the bacteria responsible for acne, Propionibacterium acnes [16]. Moreover, a recent controlled trial demonstrated the effectiveness of a 5% sodium L-ascorbyl-2-phosphate lotion in alleviating acne symptoms, showcasing substantial improvements compared to a placebo group [14].

Additionally, Vitamin C's antioxidant and anti-inflammatory properties contribute positively to skin health, helping to control acne-related inflammation and sebum production [15], [8]. Combining Vitamin C with treatments like microneedling or topical agents such as adapalene has also demonstrated enhanced effects, suggesting that while it may not be a comprehensive solution on its own, it is a valuable adjunct in multi-faceted acne treatment strategies [9], [6]. Overall, while more research is warranted to determine the full extent of Vitamin C's efficacy, current findings support its inclusion in acne treatment regimens.

Based on user reviews, experiences with improvements in symptoms can vary significantly. Some users report notable success in managing acne, highlighting how the product has effectively cleared up their acne spots over time (Read Review). Others have observed immediate benefits, noting that it has impacted their skin positively, particularly in reducing inflammation associated with acne and skin rashes (Read Review). Additionally, one user mentioned feeling less prone to developing acne, suggesting a potential preventative effect (Read Review).

However, individual results can vary widely, with some users experiencing a return of acne when discontinuing use (Read Review). Another user mentioned that despite taking the product daily, their forehead acne returned, pointing to the possibility that different formulations may yield different results for various skin types (Read Review). Overall, it seems prudent to monitor personal progress and be aware that responses to the product can differ from one individual to another.

Users have reported mixed experiences when combining this supplement with other products for managing acne. Some individuals have noted that while the supplement shows promise, particularly in enhancing skin health, other users have experienced setbacks. For instance, one user highlighted that their acne returned upon resuming the supplement after some time off, indicating that it may not consistently work for everyone (Read Review). Another user remarked that despite taking the supplement daily, they still faced recurring forehead acne, suggesting that its effectiveness can vary based on individual skin types and formulations used (Read Review).

On a positive note, other users have reported favorable outcomes, with one stating that the product effectively cleared up their acne spots and another commenting on its strong anti-inflammatory effects that benefit their skin, especially in combating acne and skin rashes (Read Review) (Read Review). This suggests that while the supplement might be complementary to other acne treatments, individual results can significantly differ, which new users should be mindful of when integrating it into their skincare regimen.

The optimal dose of Vitamin C for treating acne appears to be around 5%. A study specifically investigating a 5% sodium L-ascorbyl-2-phosphate lotion demonstrated significant improvements in acne symptoms compared to a placebo. The double-blind, controlled trial with 50 participants over 12 weeks highlighted not only the efficacy of this formulation but also its tolerability, with side effects similar to those observed in the placebo group [14]. This suggests that incorporating Vitamin C at this concentration can be beneficial as part of a skincare routine aimed at combating acne.

7.5
Acne spot reduction
I find this brand effective in clearing my acne spots. I love it!
1.3
Causes acne issues
Several people I know have experienced acne after taking this. If I stop using it, the acne subsides, but it returns if I start again.
9.5
Improved acne effect
I absolutely love this vitamin C! The effects are immediate. My husband takes it when he feels a cold coming on, especially given the higher Vitamin C requirements for smokers. It boosts his health and energy, and I appreciate its strong anti-inflammatory effects on skin rashes and acne. We're ordering our second jar!
2.3
Forehead acne resurgence
I take it daily, but my forehead acne has returned. I previously found liquid vitamin C effective for my acne, but the tablet seems less so.
5.5
Reduced acne likelihood
I purchased this to address my sluggishness, and though I didn't notice a dramatic effect, I did feel less prone to acne.
We explored the potential of sodium ascorbyl phosphate (SAP), a stable form of vitamin C, in preventing and treating acne vulgaris. The study included a time-kill analysis showing that a 1% SAP formulation reduced the harmful bacteria Propionibacterium acnes by a significant log reduction of 5 after 8 hours. This demonstrates the strong antimicrobial properties of SAP against acne-causing bacteria.

Additionally, we observed an in vivo study with 20 participants, where the SAP formulation effectively prevented up to 40% of UVA-induced sebum oxidation, suggesting it can help reduce inflammation associated with acne. In another open-label study involving 60 volunteers over 12 weeks, a 5% SAP lotion was rated as excellent or good in effectiveness by 76.9% of the participants, outperforming a commonly prescribed acne treatment.

Overall, our findings indicate that sodium ascorbyl phosphate could serve as an effective, non-antibiotic option for both the prevention and treatment of acne, making it an attractive addition to cosmetic products due to its lack of side effects.
9
Vitamin C shows effectiveness for acne
In our recent study, we set out to explore the effectiveness of a 5% sodium L-ascorbyl-2-phosphate lotion, a stable form of vitamin C, for treating acne. We conducted a double-blind, controlled trial with 50 participants over 12 weeks, where half used the vitamin C lotion and the other half received a placebo.

Our findings revealed significant improvements in acne symptoms for those using the vitamin C lotion compared to the placebo group. We measured outcomes through various assessments, including a global evaluation by investigators and self-reported assessments by the subjects, along with lesion counts.

The results showed that the vitamin C lotion was not only effective but also well-tolerated, with side effects similar to those seen with the placebo. This adds a promising tool to the options available for acne treatment, suggesting that vitamin C might play a valuable role in skincare regimens aimed at combating acne.

Overall, our study supports the idea that vitamin C, in the form of sodium L-ascorbyl-2-phosphate, can help reduce acne, making it a noteworthy addition to acne treatment strategies.
7
Vitamin C's acne treatment potential
We explored the effectiveness of vitamin C in treating acne, focusing on its antioxidant and anti-inflammatory properties. Vitamin C, also known as L-ascorbic acid, is a natural component of our skin and plays a vital role in protecting it from oxidative stress.

Our findings highlight that vitamin C can be beneficial for acne control, although to truly maximize its effects, proper formulations are essential. The study indicates that when used in combination with other vitamins such as E and B3, vitamin C may have enhanced efficacy.

However, it's important to note that while vitamin C shows promise, it should be viewed as part of a broader skincare routine rather than a standalone solution for acne treatment.
9
Vitamin C reduces facial sebum
We conducted a study to explore the effectiveness of two forms of vitamin C—ascorbyl palmitate (AP) and sodium ascorbyl phosphate (SAP)—in managing sebum production on the skin. Through a single-blinded, placebo-controlled trial involving 11 healthy female volunteers, we compared the effects of a multiple emulsion containing these compounds with a control that lacked them.

Over 90 days, participants applied the vitamin C formulation to one cheek and the control to the other. We measured sebum levels using a non-invasive device called a Sebumeter at different time intervals. Our results demonstrated that the combination of AP and SAP achieved notable antioxidant activity and effectively reduced facial oiliness compared to the control.

Ultimately, we found that incorporating vitamin C into skincare routines can be a promising solution for controlling excess facial sebum, which is often linked to oily skin and acne. However, while the study highlights the role of these antioxidants in sebum regulation, it does not provide a definitive conclusion on their isolated effects solely for acne treatment.
We explored the potential benefits of using vitamin C alongside adapalene, a well-known topical treatment for acne. This study focused on creating a gel that combines nanostructured lipid carriers loaded with adapalene and vitamin C. By using a method called high pressure homogenization, researchers prepared these carriers to effectively deliver the active ingredients through the skin.

The results showed that the combination of the two active components improved the targeting of the epidermal layer of the skin, which is where acne develops. Additionally, the introduction of vitamin C appeared to provide an adjunct effect in the treatment of acne in male Wistar rats. We noted that while vitamin C is widely recognized for its skin benefits, this study emphasized its role when used with adapalene rather than as a standalone treatment.

Overall, this research highlights the synergetic effect of vitamin C in conjunction with adapalene for acne therapy under physiological conditions, suggesting that combining these agents could enhance the effectiveness of topical acne treatments.
We aimed to understand how a novel formulation combining vitamin C and quercetin can help treat acne. Our study focused on creating small liposomal structures called aspasomes that enhance the delivery of quercetin, a potent antioxidant, onto the skin.

Throughout our research, we thoroughly characterized these aspasomes for their size, stability, and how well they could penetrate the skin. One exciting finding was that these specialized nanovesicles not only preserved the antioxidant benefits of quercetin, but also demonstrated a stronger antibacterial effect against acne-causing bacteria compared to quercetin alone.

In an exploratory clinical trial involving 20 participants with acne, we observed considerable improvements. The results revealed a 77.9% reduction in inflammatory lesions and significant decreases in both non-inflammatory lesions and total acne lesions. These findings suggest that our vitamin C-based formula holds promise in managing acne and could potentially be used for other skin conditions in the future.

References

  1. Sharara MA, Fawaz GA, El Samahy MH. Efficacy of tranexamic acid solution versus vitamin C solution after micro-needling in treatment of persistent post acne erythema: a split face clinical and 3DAntera camera comparative study. Arch Dermatol Res. 2024;317:150. doi:10.1007/s00403-024-03582-0
  2. Golonka I, Łukasiewicz IW, Sebastiańczyk A, Greber KE, Sawicki W, et al. The Influence of the Amphiphilic Properties of Peptides on the Phosphatidylinositol Monolayer in the Presence of Ascorbic Acid. Int J Mol Sci. 2024;25. doi:10.3390/ijms252312484
  3. Hu JK, Quinonez RL, Antasiuk V, Waibel J. Treatment of Acne Vulgaris-Associated Post-Inflammatory Dyschromia With Combination of Non-Ablative Laser Therapy and Topical Antioxidants. J Drugs Dermatol. 2024;23:769. doi:10.36849/JDD.8309
  4. Abbas MAM, Elgamal EEAE, Zaky MS, Elsaie ML. Microneedling with topical vitamin C versus microneedling with topical insulin in the treatment of atrophic post-acne scars: A split-face study. Dermatol Ther. 2022;35:e15376. doi:10.1111/dth.15376
  5. Sawutdeechaikul P, Kanokrungsee S, Sahaspot T, Thadvibun K, Banlunara W, et al. Detachable dissolvable microneedles: intra-epidermal and intradermal diffusion, effect on skin surface, and application in hyperpigmentation treatment. Sci Rep. 2021;11:24114. doi:10.1038/s41598-021-03503-5
  6. Amer SS, Nasr M, Abdel-Aziz RTA, Moftah NH, El Shaer A, et al. Cosm-nutraceutical nanovesicles for acne treatment: Physicochemical characterization and exploratory clinical experimentation. Int J Pharm. 2020;577:119092. doi:10.1016/j.ijpharm.2020.119092
  7. Vasanth S, Dubey A, G S R, Lewis SA, Ghate VM, et al. Development and Investigation of Vitamin C-Enriched Adapalene-Loaded Transfersome Gel: a Collegial Approach for the Treatment of Acne Vulgaris. AAPS PharmSciTech. 2020;21:61. doi:10.1208/s12249-019-1518-5
  8. Khan H, Akhtar N, Ali A. Assessment of Combined Ascorbyl Palmitate (AP) and Sodium Ascorbyl Phosphate (SAP) on Facial Skin Sebum Control in Female Healthy Volunteers. Drug Res (Stuttg). 2017;67:52. doi:10.1055/s-0042-118171
  9. Jain A, Garg NK, Jain A, Kesharwani P, Jain AK, et al. A synergistic approach of adapalene-loaded nanostructured lipid carriers, and vitamin C co-administration for treating acne. Drug Dev Ind Pharm. 2016;42:897. doi:10.3109/03639045.2015.1104343
  10. Lee WJ, Kim SL, Choe YS, Jang YH, Lee SJ, et al. Magnesium Ascorbyl Phosphate Regulates the Expression of Inflammatory Biomarkers in Cultured Sebocytes. Ann Dermatol. 2015;27:376. doi:10.5021/ad.2015.27.4.376
  11. Ikeno H, Apel M, Zouboulis C, Luger TA, Böhm M. L-Ascorbyl-2-phosphate attenuates NF-κB signaling in SZ95 sebocytes without affecting IL-6 and IL-8 secretion. Arch Dermatol Res. 2015;307:595. doi:10.1007/s00403-015-1565-z
  12. Chawla S. Split Face Comparative Study of Microneedling with PRP Versus Microneedling with Vitamin C in Treating Atrophic Post Acne Scars. J Cutan Aesthet Surg. 2014;7:209. doi:10.4103/0974-2077.150742
  13. Iinuma K, Noguchi N, Nakaminami H, Sasatsu M, Nishijima S, et al. Susceptibility of Propionibacterium acnes isolated from patients with acne vulgaris to zinc ascorbate and antibiotics. Clin Cosmet Investig Dermatol. 2011;4:161. doi:10.2147/CCID.S23840
  14. Woolery-Lloyd H, Baumann L, Ikeno H. Sodium L-ascorbyl-2-phosphate 5% lotion for the treatment of acne vulgaris: a randomized, double-blind, controlled trial. J Cosmet Dermatol. 2010;9:22. doi:10.1111/j.1473-2165.2010.00480.x
  15. Burgess C. Topical vitamins. J Drugs Dermatol. 2008;7:s2.
  16. Klock J, Ikeno H, Ohmori K, Nishikawa T, Vollhardt J, et al. Sodium ascorbyl phosphate shows in vitro and in vivo efficacy in the prevention and treatment of acne vulgaris. Int J Cosmet Sci. 2005;27:171. doi:10.1111/j.1467-2494.2005.00263.x
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