Supplement Facts
Serving Size: 1 MicroLingual® Tablet
Amount Per Serving
%DV
Vitamin D (as cholecalciferol)
125 mcg (5,000 IU)
625%

The product is found useful for the following medical conditions

Allergies details

SCIENTIFIC SCORE
Possibly Effective
Based on 7 Researches
7.6
USERS' SCORE
Good
Based on 9 Reviews
8.6
We investigated the potential connection between vitamin D deficiency and allergic proctocolitis (AP) in infants. Our study involved a careful comparison of vitamin D levels in infants diagnosed with AP against those of healthy infants. This meticulous, prospective approach allows us to draw insightful conclusions about how vitamin D might be influencing allergic conditions.

We found that vitamin D levels were noticeably lower in infants suffering from AP compared to their healthy peers. Notably, a significant percentage of AP patients—34.7%—were found to be vitamin D deficient or insufficient. Furthermore, the study revealed that infants with vitamin D levels below 40.75 mcg/L were 3.5 times more likely to develop AP.

Our findings suggest an intriguing association between vitamin D deficiency and allergic proctocolitis, hinting that the rising rates of such allergies may be influenced by environmental factors. It appears crucial that we assess vitamin D levels in infants diagnosed with AP, as this could contribute to better understanding and management of the condition.
9
No reactions
Most Useful Review
An excellent quality product with perfectly selected ingredients; I experienced no allergies or negative reactions. The large package lasts a long time, and the medium-sized capsules have a pleasant taste. This vitamin is ideal for those in sunny deficiency areas and has excellent absorption. Remember to check your dosage!

Cardiovascular Disease details

SCIENTIFIC SCORE
Possibly Effective
Based on 11 Researches
7.1
USERS' SCORE
Good
Based on 5 Reviews
8.6
We set out to explore how vitamin D impacts the formation of foam cells from vascular smooth muscle cells (VSMCs), which are key players in the development of atherosclerosis. Our investigation centered on whether vitamin D could suppress the creation of these foam cells and the potential involvement of a receptor called Toll-like receptor 4 (TLR4) in this process.

Using ApoE-/- mice, we assessed the effects of vitamin D supplementation on atherosclerotic plaque formation and looked at the expression of important genes related to cholesterol transport and TLR4. The results were promising—supplemental vitamin D significantly reduced the formation of foam cells and atherosclerotic plaques in the aorta. We noticed that vitamin D not only decreased the expression of TLR4 and other foam cell markers but also encouraged the upregulation of cholesterol transport proteins that help maintain healthy cell function.

In laboratory conditions, vitamin D proved effective in reducing the uptake of oxidized LDL by VSMCs while enhancing the efflux of cholesterol. Notably, we discovered that knocking down TLR4 impaired foam cell formation, suggesting its critical role in this process.

Overall, our findings highlight that vitamin D might be a protective agent against cardiovascular disease by reducing foam cell formation through the JNK-TLR4 signaling pathway. This suggests a potential avenue for dealing with atherosclerotic disease through vitamin D treatment.
9
Effective treatment
Most Useful Review
218 people found this helpful
I drank this for six months, and my vitamin D levels rose significantly. This form is particularly effective for those with autoimmune diseases and related issues. It is convenient to take, with a pleasant taste.

Cold details

SCIENTIFIC SCORE
Questionable
Based on 5 Researches
6.8
USERS' SCORE
Good
Based on 32 Reviews
8.6
We explored the connection between vitamin D levels and upper respiratory tract infections (URTIs) among military recruits during their training. This observation spanned across different seasons and included over 1,600 recruits. Our aim was to understand how achieving sufficient vitamin D levels could potentially impact the frequency and severity of colds among physically active individuals.

In an additional phase of the research, we conducted a randomized controlled trial with 250 male recruits. They received either a placebo, simulated sunlight exposure, or oral vitamin D3 supplements during winter. This comparison allowed us to see if these methods effectively increased vitamin D levels to a sufficient status of 25(OH)D at 50 nmol/L or higher.

Notably, our findings showed that only 21% of recruits had adequate vitamin D during winter, yet those who did were 40% less likely to suffer from URTIs. Furthermore, both vitamin D supplementation strategies similarly helped nearly all participants achieve sufficient levels. Vitamin D supplementation notably reduced the severity of URTI symptoms by 15% and the number of days with URTIs by 36% compared to placebo.

While the supplementation strategies did not significantly alter other immune factors, such as salivary secretory immunoglobulin A, the overall reduction in respiratory infections indicates a beneficial effect of maintaining vitamin D sufficiency during military training.
9
Immunity boost
Most Useful Review
100 people found this helpful
An excellent vitamin complex to maintain immunity; it significantly helps my family during colds.

High Cholesterol details

SCIENTIFIC SCORE
Possibly Effective
Based on 9 Researches
7.6
USERS' SCORE
Good
Based on 5 Reviews
8.6
We investigated how vitamin D3 supplementation impacts cholesterol levels in pediatric patients with obesity. During our study, we divided 723 children into two groups: one received vitamin D3 supplements, while the other received a placebo. This allowed us to comprehensively assess the relationship between vitamin D and metabolic health, especially focusing on high cholesterol.

What we found was promising. After introducing vitamin D3 to the participants, we observed a significant drop in various lipid levels among those who received the supplements compared to those who were on the placebo. Specifically, there were notable reductions in total cholesterol, triglycerides, and low-density lipoprotein (LDL), alongside improvements in high-density lipoprotein (HDL).

Our results highlight that vitamin D3 not only boosted vitamin D levels but also positively influenced cholesterol metabolism. This suggests that supplementing with vitamin D could be a helpful strategy for managing high cholesterol, particularly in children struggling with obesity. Overall, our findings underscore the potential of vitamin D in improving metabolic health in younger populations.
9
Effective vitamin D
Most Useful Review
2 people found this helpful
I recommend taking vitamin D with this product; it elevates levels quickly. It's consumable, although the quantity can be overwhelming. Highly recommend, ten stars.

Premenstrual Syndrome details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 4 Reviews
8.6
9
Reduced PMS symptoms
Most Useful Review
1 people found this helpful
I began with 1,000 IU and now take 2 daily. My vitamin D has been low for years, typically only improving in summer when I'm outside a lot. I usually stay indoors during peak sun hours as I feel unwell in too much sunlight and burn easily. As vitamin D supplements usually contain oil, which causes me acne, I avoid them. Recently, during a couple of months this summer, my menstrual cycle was lighter, less painful, and on track at 28 days. When it returned to 24 days and became heavy with significant PMS symptoms, I pondered what had changed. The answer was vitamin D; my cycle came on time with almost no PMS symptoms, shortening to 3-4 days. It's also aiding in warding off a cold.

Bone Pain details

SCIENTIFIC SCORE
Moderately Effective
Based on 3 Researches
8.7
USERS' SCORE
Good
Based on 6 Reviews
8.5
We explored the impact of vitamin D3 levels on bone pain that patients experience after undergoing unicompartmental knee arthroplasty (UKA). The study involved 240 participants who were divided into three groups based on their vitamin D status—some received treatment before surgery, some after, and others had normal levels to begin with.

By administering vitamin D3 in three doses, we aimed to see if correcting deficiencies could alleviate post-operative bone pain. Throughout the recovery period, we measured pain levels using the visual analog scale at various intervals after the surgery.

Our findings clearly demonstrated that patients who corrected their vitamin D3 deficiency before surgery reported significantly better pain control after the operation compared to those who were treated afterwards or those who started with adequate levels. This highlights the importance of testing and addressing vitamin D status prior to orthopedic procedures, showing that it is a modifiable risk factor affecting recovery.
9
Life-changing effects
Most Useful Review
21 people found this helpful
I bought this product around my 50th birthday after experiencing severe knee and bone pain. After considering my symptoms, I realised I was vitamin D deficient. Within weeks of taking this supplement, I experienced significant reduction in pain, allowing me to jog and climb stairs again without discomfort. This vitamin has drastically improved my life.

Insomnia details

SCIENTIFIC SCORE
Possibly Effective
Based on 3 Researches
7.7
USERS' SCORE
Good
Based on 2 Reviews
8.5
We set out to explore the relationship between vitamin D and insomnia by examining how low-fat milk and yogurt fortified with 1,500 IU of nano-encapsulated vitamin D could improve sleep issues and overall quality of life.

In our analysis, we included adults with abdominal obesity and a history of insomnia, identifying twenty-nine participants through insomnia severity questionnaires. They were split into four groups: one receiving fortified low-fat milk, another with unfortified milk, a third group consuming fortified yogurt, and a fourth with unfortified yogurt. Over a ten-week period, we tracked changes in insomnia symptoms and quality of life.

Our findings revealed that those drinking the vitamin D fortified milk experienced significant improvements in insomnia scores compared to those consuming regular milk. Additionally, quality of life assessments showed positive changes for both fortified and unfortified milk groups. However, the yogurt groups did not demonstrate significant benefits, indicating that while fortified dairy has potential, yogurt may not be as effective in this context.

In conclusion, incorporating fortified low-fat milk into our diets could help ease insomnia symptoms and enhance life satisfaction, although yogurt did not show the same promise.
9
Mood improvement experienced
Most Useful Review
My favourite vitamin is sunshine 🌞 It has saved me from a bad mood and insomnia. Over the last few years of taking vitamin D3, I've experimented with various manufacturers and dosages. Ultimately, I have settled on the best option for myself.

Leg Cramps details

SCIENTIFIC SCORE
Very Likely Ineffective
Based on 2 Researches
2
USERS' SCORE
Good
Based on 3 Reviews
8.5
We assessed the impact of vitamin D on leg cramps experienced during pregnancy, referring to data from various studies. One of the key findings was that vitamin D treatment showed little to no difference when it came to reducing the frequency of leg cramps.

In a trial involving 84 women, participants who received vitamin D did not see significant changes in the frequency of leg cramps after three weeks or six weeks post-treatment. This suggests that, while vitamin D is often discussed in the context of health benefits, its effectiveness for leg cramps specifically might be quite limited.

Overall, the evidence we reviewed highlights the need for caution. The findings suggest that vitamin D may not be a viable treatment option for managing leg cramps during pregnancy, indicating a need for more robust research in this area.
9
Emotional improvement
Most Useful Review
Royal vitamins for mere mortals! While taking them, my emotional state improved and the leg cramps disappeared. The SNLVA brand impressed us with its quality and quantity. This is the third line of supplements my family and I have tried. The composition is delightful, and most importantly, the effect is noticeable. Honestly, this is the only product I don’t wish to change.

Liver Disease details

SCIENTIFIC SCORE
Moderately Effective
Based on 16 Researches
8
USERS' SCORE
Good
Based on 5 Reviews
8.4
We explored the effects of vitamin D supplementation in patients with liver cirrhosis—a progressive disease that often manifests alongside vitamin D deficiency. In a carefully designed study, we involved sixty patients who participated in a double-blind, randomized controlled trial. Each patient received either a weekly dose of 50,000 IU of vitamin D or a placebo over 12 weeks.

Throughout the study, we assessed key health markers before and after supplementation, including liver function tests, lipid profiles, and glycaemic indices such as fasting blood glucose and insulin resistance. By the end of the trial, our findings indicated that vitamin D supplementation significantly improved fasting blood glucose levels and insulin resistance in the participants.

Specifically, we observed noteworthy increases in serum 25-hydroxy-vitamin D levels and reductions in fasting blood glucose and insulin resistance indicators. These results suggest that vitamin D might be an important player in improving metabolic health for those suffering from liver cirrhosis.
9
Gentle on liver
Most Useful Review
The best form of vitamin D! It does not stress the liver and works quickly through the mucous membranes. My family, including the youngest, enjoys the slightly sweet taste and benefits.

Flu details

SCIENTIFIC SCORE
Possibly Effective
Based on 9 Researches
7
USERS' SCORE
Good
Based on 2 Reviews
8.3
We explored the potential benefits of vitamin D supplementation for reducing the risk of influenza infections. Through a comprehensive analysis of multiple Randomized Controlled Trials (RCTs), we aimed to clarify whether taking vitamin D can help prevent the flu.

Our investigation identified 10 relevant trials that included a total of 4,859 participants. These studies varied in their dosages and duration of vitamin D use, allowing us to assess overall effectiveness across different populations.

The findings were encouraging: our analysis demonstrated that vitamin D supplementation appears to significantly reduce the risk of getting influenza, suggesting that those who increase their vitamin D intake might be better protected during flu season.

Importantly, we did not find significant differences between the studies that could affect our result, and there was no hint of publication bias. Consequently, we can confidently suggest that including vitamin D in our health strategies could enhance our defenses against the flu.
9
Boosts immunity
Most Useful Review
Great to have the higher dose. This product is excellent and very easy to take. The tablets are small, dissolve effortlessly, and have a pleasant taste. Having the higher dose during the winter months when sunlight is scarce is beneficial. They are of great quality and only require one tablet a day. It helps to maintain our immunity, and neither of us has experienced a cough, cold, or flu since we began taking them.

Osteoporosis details

SCIENTIFIC SCORE
Possibly Effective
Based on 10 Researches
7.4
USERS' SCORE
Good
Based on 10 Reviews
8.3
We aimed to understand how vitamin D influences bone health and helps combat osteoporosis, a condition that weakens bones. In our study, we used various mouse models, including those that mimic a deficiency in active vitamin D. Through a range of advanced methods, we assessed how changes in vitamin D levels affected bone structure and metabolism.

The research revealed that insufficient vitamin D led to a drop in Sirt1, a gene that plays a crucial role in maintaining bone density. This lack of Sirt1 resulted in increased bone loss. However, when we boosted Sirt1 levels in bone stem cells, we observed a reversal in bone loss. This improvement happened because higher Sirt1 levels reduced oxidative stress, slowed down aging processes in bone cells, and enhanced new bone formation while curbing bone resorption.

Additionally, our findings indicated that vitamin D directly stimulates Sirt1 expression in these stem cells, which is vital for bone health. We also explored the effects of resveratrol, a natural compound known for activating Sirt1, and found it helped alleviate osteoporosis symptoms linked to vitamin D deficiency by enhancing the relationship between Sirt1 and another protein called PGC1α, which supports bone formation and energy metabolism.

This research underscores the importance of the vitamin D-Sirt1/PGC1α axis in bone metabolism, providing insight into how vitamin D can serve as a target for osteoporosis prevention and treatment.
9
Convenient dosage
Most Useful Review
5 people found this helpful
Due to osteoporosis, this product is essential in my daily routine. A tiny pill dissolves under my tongue, quickly absorbing into my system. It’s the easiest and most effective way I've found to take this high dose. Highly recommended for anyone needing Vitamin D3!

Blurred Vision details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 2 Reviews
8.2
7.5
Enhances vision quality
Most Useful Review
Vitamin D3 is available in a convenient dosage and is essential for everyone in our region. It plays a significant role in slowing the ageing process and supports the musculoskeletal system. I have noticed a positive effect on my vision and memory since I started taking it. I highly recommend it.

Heart Disease details

SCIENTIFIC SCORE
Questionable
Based on 8 Researches
6.9
USERS' SCORE
Good
Based on 4 Reviews
8.2
We examined how low levels of vitamin D (Vit D) could impact the severity of heart disease, specifically looking at myocardial ischemia. Our study involved two hundred patients who underwent myocardial perfusion imaging at Namazi Hospital in Shiraz, Iran, in 2019. We assessed both the severity of ischemia in patients and their vitamin D levels.

The results revealed a clear pattern: when vitamin D levels dropped below 10 ng/mL, patients showed a significant increase in severe myocardial ischemia. Conversely, in patients with higher levels of vitamin D, we did not find any substantial association with abnormalities in heart imaging. This indicates that maintaining adequate vitamin D levels may play a role in reducing heart disease severity.

Overall, our findings suggest that vitamin D deficiency, especially levels below 10 ng/mL, could contribute to more severe heart conditions. This could prompt health care providers to consider monitoring and addressing vitamin D levels in patients at risk for heart disease.
9
Quick action
Most Useful Review
11 people found this helpful
This super vitamin D sublingually enters the bloodstream swiftly. It's effective in raising vitamin levels to normal within 1.5 months, aiding in managing heart disease along with other conditions like immunodeficiency and allergies. I'm impressed by its rapid results.

Hypothyroidism details

SCIENTIFIC SCORE
Possibly Effective
Based on 9 Researches
7
USERS' SCORE
Good
Based on 2 Reviews
8.2
We conducted a thorough exploration of how vitamin D supplementation can affect hypothyroidism, particularly in patients with Hashimoto's thyroiditis (HT). Our findings draw from a meta-analysis of twelve randomized controlled trials, involving a total of 862 participants. These studies compared the effects of vitamin D against placebo or no treatment, focusing on various thyroid function indicators and autoantibodies.

The results were promising. We found that vitamin D supplementation significantly reduced the levels of anti-thyroid antibodies, specifically thyroid peroxidase antibodies (TPO-Ab) and thyroglobulin antibodies (TG-Ab). Additionally, it appeared to enhance thyroid function by lowering thyroid-stimulating hormone (TSH) levels and increasing free triiodothyronine (FT3) and free thyroxine (FT4) levels.

Notably, we observed that active forms of vitamin D, like calcitriol, were more effective in reducing TPO-Ab compared to the more common D2 and D3 forms. We also noted that longer treatment durations, particularly those exceeding 12 weeks, led to greater improvements in thyroid hormone levels and antibody reductions.

Overall, our study suggests that vitamin D may play a beneficial role in managing Hashimoto’s thyroiditis, potentially helping to modulate immune responses and improve thyroid function.
7.5
Improved wellbeing
Most Useful Review
My doctor prescribed treatment for hypothyroidism, and I've started to feel much better. The dosage is quite low, which is convenient. I place it under my tongue, and it dissolves quickly – much better than the half an hour of porridge we usually experience.

Cholecystitis details

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 35 Reviews
8.1
8.5
Boosted vitamin D
Most Useful Review
37 people found this helpful
He's the best! The sublingual form of vitamin D is the most easily assimilated, being absorbed directly in the oral cavity, bypassing the digestive tract. With issues like Cholecystitis and intestinal dysbiosis, vitamin D levels may not rise, despite taking it. Since vitamin D is fat-soluble, adequate bile is essential for its absorption; with dyskinesia, there may be little to emulsify it. When pathogenic flora proliferate in the intestine, they consume it, leaving little for us. My mother has a bile fold and SIBO, and we successfully raised her vitamin D levels with this form. I highly recommend it!

Depression details

SCIENTIFIC SCORE
Possibly Effective
Based on 16 Researches
7
USERS' SCORE
Good
Based on 6 Reviews
8.1
We conducted a double-blind, randomized, placebo-controlled trial to explore how cholecalciferol, a form of vitamin D, influences depressive symptoms in individuals suffering from type 2 diabetes mellitus (T2DM). This clinical study lasted for 12 weeks and involved participants who were either given a daily dose of 4000 IU of cholecalciferol or a placebo.

Throughout the study, we measured various factors, including the participants’ depression levels using the Beck Depression Inventory-II, as well as important biological markers like C-peptide, serotonin, and neurotrophin-3.

Our findings showed a significant reduction in depression scores among those taking cholecalciferol compared to the placebo group. Additionally, we observed a notable increase in C-peptide levels, which may indicate some metabolic benefits, although no significant changes were found in serotonin and neurotrophin-3 levels.

Ultimately, while cholecalciferol appears to alleviate mild to moderate depressive symptoms in T2DM patients through improved C-peptide levels, its impact on serotonin and neurotrophin-3 remains unclear. This highlights vitamin D as a potentially helpful option for managing depression alongside diabetes.
9
Improves mood
Most Useful Review
Excellent! The small tablets dissolve well and the dosage is perfect for my children! Vitamin D3 has numerous health benefits; it strengthens bones, enhances immunity, and improves mood. It serves as a natural antidepressant by reducing the risk of depression and aiding sleep. We take it as a family, with different types for adults and children!

Autoimmune Disorder details

SCIENTIFIC SCORE
Possibly Effective
Based on 13 Researches
7.4
USERS' SCORE
Good
Based on 26 Reviews
8
We observed that vitamin D3 supplementation may play a significant role in managing autoimmune thyroiditis, a condition often marked by thyroid inflammation. In this study, researchers induced autoimmune thyroiditis in female mice and administered vitamin D3 to evaluate its effects on the disease.

After eight weeks of treatment, the results showed a notable reduction in thyroid damage and lower levels of thyroid autoantibodies in the mice receiving vitamin D3. Specifically, the vitamin appeared to inhibit the activity of certain inflammatory immune cells, which are typically elevated in autoimmune conditions. At the same time, it seemed to support the activity of regulatory immune cells that help keep inflammation in check.

This study highlights the potential of vitamin D3 as a therapeutic option to mitigate the effects of autoimmune thyroiditis, suggesting that it could help balance the immune response in affected individuals. As researchers continue to delve into the role of vitamin D in autoimmune disorders, findings like these support the notion that maintaining adequate vitamin D levels might be crucial for immune health.
9
Noteworthy increase
Most Useful Review
77 people found this helpful
For vitamin D absorption, adequate fat in the diet is crucial, and many struggle with this. The sublingual form is effective as it directly enters the bloodstream. I managed to raise my D level from 30 to 46 in less than a month, which is remarkable.

Blood Clot details

SCIENTIFIC SCORE
Possibly Effective
Based on 9 Researches
7.6
USERS' SCORE
Moderately Good
Based on 3 Reviews
7.9
Our research focused on understanding how Vitamin D (VitD) might influence blood clotting, especially in the context of COVID-19. We found that when human endothelial cells were exposed to IL-6—an inflammatory cytokine associated with severe COVID-19—it led to dysfunction in these cells. This dysfunction was marked by increased levels of Tissue Factor (TF) and cell adhesion molecules (CAMs), which promote blood clotting.

Remarkably, when we treated these endothelial cells with VitD, we observed a reversal of these harmful effects. VitD appeared to inhibit the expression of TF and CAMs and even modulated the levels of the ACE2 receptor, which is crucial for the entry of the virus into cells. Our findings suggest that VitD could play a protective role against the blood clotting complications associated with COVID-19 by counteracting IL-6's effects on endothelial cells.

Overall, this study paves the way for further research into VitD as a potential therapeutic option for mitigating thrombotic risks in COVID-19 patients.
6
Improves blood clotting
Most Useful Review
This excellent Vitamin D3 supports blood clotting, enhances carbohydrate absorption, increases the sensitivity of nerve fibres, and prevents cholesterol plaque formation. Furthermore, cholecalciferol plays a vital role in regulating the immune system, helping the body to fight off viruses and bacteria.

Cancer details

SCIENTIFIC SCORE
Possibly Effective
Based on 3 Researches
7.3
USERS' SCORE
Moderately Good
Based on 11 Reviews
7.8
We conducted an observational study to examine the levels of vitamin D in female patients with benign and malignant breast diseases. The research aimed to determine if there is a significant difference in vitamin D levels between those with non-cancerous conditions and those diagnosed with breast cancer.

During the study, we analyzed adult female patients admitted to a surgical department. Importantly, we excluded those who had taken vitamin D supplements recently or who had prior vitamin D deficiencies. By measuring serum vitamin D levels through a specific testing method, we were able to gather meaningful data about their relationship to breast health.

Our findings indicated a notable difference in average vitamin D levels when comparing the two groups. This suggests that inadequate vitamin D could be linked to an increased risk of developing breast cancer. Therefore, we explored the potential benefits of vitamin D supplementation as a preventive measure against breast cancer—though we acknowledge that larger and more controlled studies are essential to draw firm conclusions.

At the same time, we recognize that vitamin D has effects beyond bone health, and it is crucial to consider these broader impacts when discussing its role in cancer risk.
9
Improved health status
Most Useful Review
2 people found this helpful
I trust this D3 as I had low levels and a history of cancer. It is the only D3 I take daily, along with K2 by Life Extension. Superior Source works well, and my D3 levels rose from 20 to 65-68 over time. It takes a while if you're depleted, but I feel better overall with fewer aches now that my D3 levels are normal.
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