LifeSource Vitamins Vitamin D-3 125 mcg (5,000 IU) — 90 Capsules
LifeSource Vitamins Vitamin D-3 125 mcg (5,000 IU) delivers a high-potency dose of cholecalciferol for people with limited sun exposure, dietary gaps, or higher needs. This essential nutrient supports healthy calcium absorption, bone strength, muscle function, and everyday immune wellness — helping you maintain optimal levels year-round.*
✅ Family-Owned Since 1992
✅ GMP-Certified Facilities
✅ 3rd-Party Tested
⭐ Trusted by over 100,000 customers with over 7,000 5-star reviews
Key Benefits
- Supports healthy calcium absorption and bone mineralization*
- Supports muscle function and strength*
- Supports everyday immune system wellness*
- Convenient high-potency capsule for daily use*
Key Ingredients
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Vitamin D3 (as Cholecalciferol) — 125 mcg (5,000 IU) per capsule*
Who May Benefit Most
- Adults seeking higher-potency support for bone and immune wellness*
- Those with limited sun exposure or dietary gaps*
- Active individuals or families supporting overall wellness*
- Anyone working with a clinician to maintain healthy vitamin D levels*
Independently 3rd-Party Tested
Identity • Purity • Potency • Label Accuracy
Produced in FDA-registered, GMP-certified facilities.
See Our Testing Results →
Why Trust LifeSource Vitamins
Since 1992, LifeSource Vitamins has remained committed to providing high-quality supplements made with carefully selected ingredients and rigorously tested for identity, purity, potency, and label accuracy. As a family-owned company, we believe you deserve transparency, consistency, and products you can trust to support your wellness goals.
Wellness Research & Education
LifeSource Vitamins evaluates wellness research and educational resources from respected organizations including the National Institutes of Health (NIH), Mayo Clinic, Harvard Health, Johns Hopkins Medicine, Cleveland Clinic, Mount Sinai, and other trusted health resources.
- Research has explored Vitamin D3's role in supporting healthy calcium absorption and bone strength.*
- Research has explored Vitamin D3's contribution to immune function.*
Suggested Use
As a dietary supplement, adults take 1 capsule daily with a meal or as directed by your healthcare professional.
Product Specifications
• Serving Size: 1 Capsule • Servings Per Container: 90
• Form: Capsules • Non-GMO • Gluten-Free
Questions? Contact us at info@lifesourcevitamins.com or call 800.567.8122.
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Caution: This is a high-potency formula (5,000 IU). Consult your healthcare professional before use, especially if you have kidney issues, take diuretics, or are already using other Vitamin D or calcium supplements. Do not exceed recommended dose.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
LifeSource Vitamins Vitamin D-3 125 mcg (5,000 IU) supports healthy calcium balance, bone strength, muscle function, and immune wellness. 3rd-party tested.*
