Description
Leader Vitamin D3 Dietary Supplement 400 IU Tablets provide essential vitamin D3 (cholecalciferol) to support bone health, immune function, and overall wellness in a convenient 100-tablet bottle. Vitamin D3 is the most bioactive form of vitamin D, identical to what the body produces when skin is exposed to sunlight. Each tablet delivers 400 IU (10 mcg) of vitamin D3, which helps the body absorb calcium and phosphorus for strong bones and teeth. This supplement is particularly important for individuals with limited sun exposure, those living in northern climates, older adults, and people with darker skin who may have difficulty producing adequate vitamin D naturally. Leader brand represents quality and value in over-the-counter health products, manufactured under strict quality control standards and third-party tested for purity and potency. The small, easy-to-swallow tablets are free from artificial colors and common allergens. Regular vitamin D3 supplementation may help support immune system function, muscle strength, and cardiovascular health while reducing the risk of vitamin D deficiency, which affects millions of Americans.
Suggested Use
Adults: Take one tablet daily with food or as directed by healthcare professional. Best absorbed when taken with meals containing some fat. Do not exceed recommended dose unless advised by physician. Store in cool, dry place with lid tightly closed.
Ingredients
| Ingredient | Amount | Purpose |
|---|---|---|
| Vitamin D3 (Cholecalciferol) | 400 IU (10 mcg) | Bone health and calcium absorption |
| Calcium Phosphate | 150mg | Tablet base and additional calcium source |
| Microcrystalline Cellulose | 50mg | Tablet binding agent |
Other Ingredients
Dicalcium phosphate, microcrystalline cellulose, croscarmellose sodium, magnesium stearate, silicon dioxide.
Warnings
• Consult healthcare provider before use if pregnant, nursing, or taking medications
• Do not exceed recommended dose – excessive vitamin D can be harmful
• Keep out of reach of children
• If adverse reactions occur, discontinue use and consult physician
• Store below 86°F (30°C) in dry place
Disclaimer
We work hard to keep product images and details accurate, but manufacturers sometimes update packaging or ingredients before we can reflect those changes. You may receive updated packaging, but freshness is always guaranteed.We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by us.






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