Vitamins & Supplements Prices Compared
Vitamins and supplements range wildly in price. Costco, Amazon, and iHerb consistently undercut retail prices on popular brands like Nature Made, NOW Foods, and Garden of Life.
Prices and availability may change
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Current Vitamins & Supplements Prices
About Vitamins & Supplements
Best value brands: Nature Made (USP verified), NOW Foods, Kirkland Signature (Costco)
Best discounts: iHerb loyalty discounts + first order promo code (10–15% off)
Costco value: Kirkland vitamins made by same manufacturers as brand names at 40–60% less
Where to Buy Vitamins & Supplements
Vitamins & Supplements is available at Amazon, Costco, iHerb, GNC, Vitamin Shoppe, and Target. The comparison above covers the major retailers so you can review options before buying.
Frequently Asked Questions
Are expensive vitamins better?
Not always — look for USP or NSF certification. Kirkland Signature often equals or beats name brands.
Where are vitamins cheapest?
Costco for bulk. iHerb for variety with loyalty discounts. Amazon Subscribe & Save for recurring.
Which vitamins does everyone need?
Vitamin D3, Omega-3, and Magnesium are the most commonly deficient and evidence-backed.
Are generic vitamins as good as brand name?
If they have USP certification, yes — same ingredients, rigorous quality control.