'
SCIENTIFIC SCORE
Most Likely Effective
Based on 14 Researches
8.4
USERS' SCORE
Very Good
Based on 52 Reviews
8.7
Supplement Facts
Serving Size: 1 Softgel
Amount Per Serving
%DV
Vitamin D3 (as Cholecalciferol) (from Lanolin)
50 mcg (2,000 IU)
250%

Top Medical Research Studies

9
Vitamin D derivatives enhance bone health
Synthetic Studies on Vitamin D Derivatives with Diverse but Selective Biological Activities.
Significant benefits for osteoporosis.
We looked into the potential effects of vitamin D3, particularly its derivatives, on osteoporosis. Recent research highlights how modifications to the A-ring of 1α,25-dihydroxyvitamin D can enhance its binding to the vitamin D receptor. This change not only boosts the vitamin's effectiveness but also helps it resist breakdown in the body, making it stay active for longer periods.

One standout example is a derivative known as AH-1, which demonstrated significant benefits for bone health in an osteoporosis model using ovariectomized rats. When given at a low dosage, AH-1 outperformed natural vitamin D, suggesting a promising path for improving osteoporosis treatment.

We also noted that while traditional vitamin D has its benefits, these newly developed analogs could lead to treatments that target osteoporosis more effectively, providing options without the side effects commonly associated with vitamin D therapy. This research emphasizes the importance of vitamin D derivatives as we seek better solutions for managing bone health.
Read More
9
Vitamin D3 improves bone health
Selenium nano particles versus nano vitamin D3 in modulating anastrozole-induced osteoporosis on the mandibular alveolar bone of albino rats.
Important but partially isolated effect.
We explored how Nano Vitamin D3 influences osteoporosis, particularly in the context of treatments involving anastrozole, a medication often used in cancer therapy. In our study, we observed the effects of Nano Vitamin D3 compared to selenium nanoparticles in female albino rats.

The research involved categorizing 28 rats into four groups, with one group receiving just anastrozole, while the other groups were treated with either selenium nanoparticles or Nano Vitamin D3 alongside anastrozole. After four weeks of treatment, we looked closely at the rats' mandibular bones to see how these treatments affected bone health.

Our findings indicated that both Selenium nanoparticles and Nano Vitamin D3 showed improvements in bone structure and cell health compared to the animals taking only anastrozole. The rats in the treatment groups demonstrated more newly formed collagen and healthier osteoblasts—cells that play a crucial role in bone formation. While we focused heavily on comparing these two approaches to therapy, the results confirmed that using Nano Vitamin D3 can be beneficial for combating osteoporosis exacerbated by anastrozole.
Read More
9
Vitamin D3 boosts childhood bone health
Pregnancy vitamin D supplementation and offspring bone mineral density in childhood follow-up of a randomized controlled trial.
Relevant study on bone health
We investigated the effects of vitamin D3 supplementation during pregnancy on offspring's bone mineral density (BMD) as they grow. In the MAVIDOS study, pregnant women with low levels of vitamin D were given either a daily dose of 1000 IU of cholecalciferol (vitamin D3) or a placebo from their second trimester until delivery.

After the children reached ages 6 to 7, we assessed their bone health using advanced scanning techniques. The results revealed that those children whose mothers had received vitamin D3 supplementation exhibited higher BMD compared to those whose mothers received the placebo. This suggests that supplementing pregnant women with vitamin D3 could be a valuable public health strategy for improving bone health in children.

Even though this study focused on childhood, it reflects broader implications for how vitamin D3 might help in preventing conditions like osteoporosis later in life.
Read More

Most Useful Reviews

9.5
Supports healthy bones
We take vitamin D3 as a family. It is essential for preventing osteoporotic changes and supports growth, immunity, and other bodily functions. It's particularly important given the current health climate with Covid.
Read More
9.5
Bone health assurance
NOW Foods Vitamin D3 2000 IU is an excellent choice, as it helps mineral absorption vital for preventing osteoporosis. It also plays a role in skin health and immune function, making it a necessary supplement for all ages.
Read More
9.5
Enhanced wellness achieved
Vitamin D3, known as the "sunshine vitamin," is crucial for health. With a high quality of 5000 IU cholecalciferol D3, it regulates calcium metabolism necessary for strong bones. It supports immune and cardiovascular health while addressing vitamin D deficiencies prevalent among Americans. This supplement enhances overall wellness and energy, while also preventing osteoporosis.
Read More

Medical Researches

SCIENTIFIC SCORE
Most Likely Effective
Based on 14 Researches
8.4
9.5
Vitamin D3 aids osteoporosis prevention
IgG4-RD-Associated Mikulicz Syndrome Without Classic Systemic Involvement-A Case Report.
Highlights role in osteoporosis management
We looked into the effects of vitamin D3 on osteoporosis management, particularly in relation to glucocorticoid-induced complications. In a recent case involving an 85-year-old patient with IgG4-related disease, vitamin D3 was used alongside prednisone and azathioprine. The goal was to prevent bone density loss often seen with steroid treatments.

Our focus on this case revealed that vitamin D3 played an essential role in supporting the patient’s bone health. This addition helped mitigate some side effects of long-term steroid use, specifically protecting against osteoporosis, while the patient experienced significant improvements in their orbital symptoms.

Over the course of treatment, the patient showed remarkable recovery in just 24 hours, along with a complete resolution of issues related to their eye condition over the following year. While direct data on vitamin D3's standalone effectiveness isn't highlighted, its use in this context underscores a possible beneficial role in osteoporosis prevention when combined with corticosteroids.
Read More
9
Vitamin D derivatives enhance bone health
Synthetic Studies on Vitamin D Derivatives with Diverse but Selective Biological Activities.
Significant benefits for osteoporosis.
We looked into the potential effects of vitamin D3, particularly its derivatives, on osteoporosis. Recent research highlights how modifications to the A-ring of 1α,25-dihydroxyvitamin D can enhance its binding to the vitamin D receptor. This change not only boosts the vitamin's effectiveness but also helps it resist breakdown in the body, making it stay active for longer periods.

One standout example is a derivative known as AH-1, which demonstrated significant benefits for bone health in an osteoporosis model using ovariectomized rats. When given at a low dosage, AH-1 outperformed natural vitamin D, suggesting a promising path for improving osteoporosis treatment.

We also noted that while traditional vitamin D has its benefits, these newly developed analogs could lead to treatments that target osteoporosis more effectively, providing options without the side effects commonly associated with vitamin D therapy. This research emphasizes the importance of vitamin D derivatives as we seek better solutions for managing bone health.
Read More
9
Vitamin D3 improves bone health
Selenium nano particles versus nano vitamin D3 in modulating anastrozole-induced osteoporosis on the mandibular alveolar bone of albino rats.
Important but partially isolated effect.
We explored how Nano Vitamin D3 influences osteoporosis, particularly in the context of treatments involving anastrozole, a medication often used in cancer therapy. In our study, we observed the effects of Nano Vitamin D3 compared to selenium nanoparticles in female albino rats.

The research involved categorizing 28 rats into four groups, with one group receiving just anastrozole, while the other groups were treated with either selenium nanoparticles or Nano Vitamin D3 alongside anastrozole. After four weeks of treatment, we looked closely at the rats' mandibular bones to see how these treatments affected bone health.

Our findings indicated that both Selenium nanoparticles and Nano Vitamin D3 showed improvements in bone structure and cell health compared to the animals taking only anastrozole. The rats in the treatment groups demonstrated more newly formed collagen and healthier osteoblasts—cells that play a crucial role in bone formation. While we focused heavily on comparing these two approaches to therapy, the results confirmed that using Nano Vitamin D3 can be beneficial for combating osteoporosis exacerbated by anastrozole.
Read More
9
Vitamin D3 boosts childhood bone health
Pregnancy vitamin D supplementation and offspring bone mineral density in childhood follow-up of a randomized controlled trial.
Relevant study on bone health
We investigated the effects of vitamin D3 supplementation during pregnancy on offspring's bone mineral density (BMD) as they grow. In the MAVIDOS study, pregnant women with low levels of vitamin D were given either a daily dose of 1000 IU of cholecalciferol (vitamin D3) or a placebo from their second trimester until delivery.

After the children reached ages 6 to 7, we assessed their bone health using advanced scanning techniques. The results revealed that those children whose mothers had received vitamin D3 supplementation exhibited higher BMD compared to those whose mothers received the placebo. This suggests that supplementing pregnant women with vitamin D3 could be a valuable public health strategy for improving bone health in children.

Even though this study focused on childhood, it reflects broader implications for how vitamin D3 might help in preventing conditions like osteoporosis later in life.
Read More
9
Calcium and Vitamin D3 boost bone health
Real-world effectiveness and safety of combined calcium 600 mg and cholecalciferol 2000 IU for treating vitamin d deficiency: Results from a nationwide study with focus in osteoporosis.
Study relevant to osteoporosis management
We conducted a comprehensive study to assess the effectiveness and safety of a daily regimen of calcium 600 mg combined with cholecalciferol (vitamin D3) 2000 IU in treating vitamin D deficiency, particularly in the context of osteoporosis. Our research included 302 adults who took these orodispersible tablets for at least 24 weeks.

The results showed that this combination therapy successfully increased serum levels of 25-hydroxivitamin D, an essential marker of vitamin D status. Notably, patients suffering from vitamin D deficiency experienced significant improvement in their vitamin D levels, reaching an optimal range conducive to better bone health.

We also observed that while the treatment led to improved vitamin D status, there were no significant adverse events reported, making it a safe option for long-term management of vitamin D deficiency and osteoporosis. Additionally, we found that reducing secondary hyperparathyroidism, a condition often associated with low vitamin D, was another positive outcome of this treatment.

Overall, the magnitude of increase in vitamin D levels directly correlated with the severity of the deficiency, indicating that those most in need benefited the most. Our study emphasizes the importance of addressing vitamin D deficiency, especially for individuals at risk of osteoporosis, without any notable burden of side effects.
Read More

User Reviews

USERS' SCORE
Very Good
Based on 52 Reviews
8.7
10
Positive osteoporosis treatment
As the most active form, D3 assists in calcium, magnesium, and phosphorus absorption, thereby promoting bone health. It may enhance insulin sensitivity and reduce cancer cell growth. My experience over a year has shown improved treatment results for osteoporosis in my femoral neck, with increased blood levels of 25(OH) D. I recommend taking it with fatty foods for optimal absorption.
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9.5
Prevention of osteoporosis
Excellent! I rely on this supplement as it regulates calcium absorption and boosts the immune system. Insufficient vitamin D can lead to osteoporosis. The benefits of this vitamin are significant. Highly recommend.
9.5
Enhances bone strength
This review contains vital information regarding dosages of vitamin D3. It reduces the risk of respiratory infections and supports immune function, thus preventing osteoporosis. A deficiency can lead to serious metabolic issues. I recommend taking it with additional nutrients for optimal benefits. My choice is NOW's vitamin D3.
Read More
9.5
Supports healthy bones
We take vitamin D3 as a family. It is essential for preventing osteoporotic changes and supports growth, immunity, and other bodily functions. It's particularly important given the current health climate with Covid.
9.5
Health criticality
It is crucial to supplement with 2,000 IU of vitamin D daily. Its role in calcium absorption is well-known, but its connection to osteoporosis, heart disease, and diabetes is equally important. This dosage is vital!
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