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.
A public health nutritionist with over 20 years of experience at Which? and the NHS has provided evidence-based insights on food and nutrition.
Our independent review analyzed 30 popular vitamin D supplements, including tablets, capsules, sprays, drops, and gummies, to find the best products for value and quality.
We've uncovered the most readily absorbed options that will give you the optimal dose with the fewest unwanted extras.
We also conduct independent lab tests on our recommended products to ensure they meet the label claims.
Author's summary: Experts review vitamin D supplements for quality and value.