Healthline’s writers, editors, dietitians, and medical team spend a lot of time evaluating nutritional supplements. In fact, we’ve reviewed and vetted more than 450 supplement brands.

Our team of experts has spent countless hours analyzing ingredients, reading customer reviews, and testing products to bring you the most comprehensive guide to the best supplement brands available.

Why we chose it: Pure Encapsulations Vitamin D3 gets our pick as the best high dose vitamin D option ... McGrane appreciates the brand’s commitment to quality and third-party testing, finding ...

What it costs: Medik8 is a little on the pricier side but certainly far from outrageous. The brand’s products all cost ...

This pharmacist-recommended brand’s D3 Chewable Tablets have ... our expert dietitian), it made the cut as one of the best prenatal multivitamins that contain the universally advised amount ...

The supplement industry in Canada is thriving, presenting a wide array of brand options to select from. When it comes to selecting the best Canadian supplement brands, there are several factors to ...

Best of all, you don’t have to spend your monthly rent on an effective formula, as some of our favorite drugstore brands have stable, effective, non-irritating vitamin C serums. Below ...

“A trustworthy supplement brand should be open and honest about ... While it is likely best known for its array of anti-ageing, glow-giving and hair-supporting supplements (the Pro Collagen+ ...

This targeted option is all about ensuring that we get our daily dose of vitamin C where the brand uses citrus bioflavonoids to encourage better absorption by the body. The antioxidant-rich ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Adding vitamin D supplements to your diet can ...