Best vitamin D supplements 2025: reviewed by nutrition experts - Which?

Best Vitamin D Supplements 2025

Our team of nutrition experts has reviewed vitamin D supplements from various brands, including BetterYou, Boots, Holland & Barrett, and Vitabiotics.

We analyzed 30 popular vitamin D supplements, including tablets, capsules, sprays, drops, and gummies, to find the best options.

Our goal is to provide evidence-based insights to help you choose the best value and quality vitamin D supplements.

Our independent review reveals the products you can trust to give you the best value and quality.

Author's summary: Expert-reviewed vitamin D supplements for optimal health.

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Which? Which? — 2025-10-15

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