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World's Leading Vitamin D Source

Vitamin D linked to women's cognitive health

Two recent studies suggest that increased vitamin D intake is associated with a lower risk of developing Alzheimer’s disease in women. Read more here.

PURE, CONSISTENT, ESSENTIAL

In technology, formulation, and application, AGD Vitamin D3 represents superior quality. Guided by Arnold L. Hirsch, Ph. D. a leading Vitamin D authority and offering fair, honest service, you'll realize the most effective formulations, at the best possible value.

• Food/Pharma-Grade Kosher Vitamin D3: resin, crystals, encapsulated, and oil-based formulations
• Animal-Grade Vitamin D3: USA-made Color Guard® and Micro D® and imported spray-dried powder formulations