Vitamin D3

Common Name Vitamin D3
Nature Fat-Soluble Vitamin
Scientific Name Cholecalciferol
Source Natural
Part Used Whole Compound

  • Benefits

    • Calcium Absorption: Enhances intestinal absorption of calcium, supporting optimal bone health. (1)
    • Bone & Teeth Strength: Helps maintain strong bones and teeth by regulating calcium and phosphorus levels. (1)
    • Immune Support: Supports normal immune system function and overall health. (2)
    • Muscle Function: Contributes to proper muscle strength and performance. (3)

  • Vitamin D3 (Cholecalciferol)

    Vitamin D3 is a vital fat-soluble vitamin that plays a central role in calcium metabolism and bone health. It is naturally synthesized in the skin upon exposure to sunlight and is also obtained through certain dietary sources.

    It supports efficient calcium absorption in the gut and helps maintain appropriate calcium levels in the blood. When combined with calcium and Vitamin K2, it enhances bone mineralization and overall skeletal health. (4)

Scientific Research and Studies

research and science

Calcium Absorption & Bone Health

Study Design: A randomized controlled study evaluated the effect of Vitamin D3 supplementation on calcium absorption and bone density.

Findings: Vitamin D3 significantly improved calcium absorption and supported bone mineral density, particularly in individuals with deficiency. (1)

Immune Function Support

Study Design: A randomized, double-blind, placebo-controlled trial evaluated the effects of Vitamin D3 supplementation on immune response in adults.Ā 

Findings: Vitamin D3 supplementation enhanced immune function and reduced the risk of respiratory infections, particularly in individuals with low baseline levels. (2)

Muscle Strength & Fall Prevention

Study Design: A clinical trial assessed the impact of Vitamin D3 supplementation on muscle strength and fall risk in older adults.

Findings: Vitamin D3 improved muscle strength and balance, leading to a reduced risk of falls and related injuries. (5)

Bone Health & Fracture Prevention

Study Design: A meta-analysis of randomized controlled trials evaluated Vitamin D3 supplementation and fracture risk.

Findings: Vitamin D3, especially when combined with calcium, reduced fracture risk and supported overall bone health. (6)

Calcium and Vitamin D: Important for Bone Health

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Vitamin D and the Immune System

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Effects of Vitamin D on Muscle Function and Performance

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Vitamin D3: Benefits, Deficiency, Symptoms, Foods, Dosage & Complete Guide

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Vitamin D Supplementation and Muscle Power, Strength and Physical Performance in Older Adults

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Effect of Vitamin D Supplementation on Risk of Fractures and Falls According to Dosage and Interval: A Meta-Analysis

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  • Disclaimer: The information provided is based on scientific research and general knowledge and none of the above statements are evaluated by FDA or EFSA. This product is not intended to diagnose, treat, cure or prevent any disease.