Source Naturals Vitamin D-3, Supports Bone & Immune Health*, 250 mcg (10,000 IU) – 60 Softgels

Price: $8.25 - $7.69
(as of Aug 10, 2025 05:53:29 UTC – Details)

From the brand

Source Naturals

Unlocking Wellness, Transforming Lives

High Demand Products

Source Naturals’ comprehensive Bio-Aligned Formulas® help bring the power of alignment to your body. When formulating, we evaluate the underlying causes of system imbalances, and then provide targeted nutrition to interdependent body systems. Our line of more than 600 products also includes well-researched, single-entity nutrients in their highest quality and most bioavailable forms.

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How did we get our start?

Source Naturals® was founded in 1982 in Santa Cruz, California, by Ira Goldberg with the belief that the foundation for living your dream life is having vibrant health, and that taking individual responsibility for one’s health is the key.*

What makes our products unique?

The brand is renowned for its Bio-Aligned Formulas rooted in an integrative health philosophy.

What problem are we solving?

We have over 600 unique products spanning from immune, sleep, mood, and vision support to heart and brain health, and more.

Melatonin Supplements

Product Dimensions ‏ : ‎ 1.3 x 1.3 x 1.6 inches; 1.13 ounces
Item model number ‏ : ‎ SN2791
Date First Available ‏ : ‎ October 4, 2017
Manufacturer ‏ : ‎ Inventory Management Services- HPC
ASIN ‏ : ‎ B0747GKP5N
Best Sellers Rank: #252,162 in Health & Household (See Top 100 in Health & Household) #1,495 in Vitamin D Supplements
Customer Reviews: 4.7 4.7 out of 5 stars 41 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

VITAMIN D-3 BENEFITS. Support the maintenance of healthy calcium and phosphorus levels in the body for strong bones. It also supports muscle strength in older adults, and it also plays an active role in a healthy immune response.
SUGGESTED USE. 1 softgel every three days with a meal containing fat, or as directed by your healthcare provider.
MAXIMIZE YOUR INTAKE. Vitamin D-3 (cholecalciferol) is the optimal form of vitamin D. It is the form of vitamin D that the body manufactures in sunlight, and the form most efficient for the body’s needs.
OVER 40 YEARS OF TRUST. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual’s potential to enjoy optimal health.
Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA).