Additionally, certain vitamins can interfere with medical treatment. For example, you shouldn't take vitamin E when you're on blood thinners because this could thin the blood too much and cause internal bleeding. If a vitamin is an antioxidant, such as in the case of vitamin C and vitamin E, it could hinder chemotherapy treatment. Here's the list of the 10 best Multivitamin of 2023 in Canada. Best Overall: Centrum Performance Multivitamins – Minerals Supplement for Men & Women. Best Multivitamin For Men: Centrum Men Multivitamins – Minerals Supplement. Best Multivitamin For Women: Webber Naturals Most Complete Multi For Women. Best Multivitamin For Senior Men: The best Centrum multivitamins Centrum MultiGummies Men and Women 50+ Bundle (90 Gummies) Pack of 2: available at Amazon This 2-pack includes 90 gummies for women 50+ and one for men 50+ too. Best Widely Available: 21st Century Sentry Senior Men’s 50+. Best for Cognitive Health and Memory Support: Centrum Silver Men 50+ Multivitamins. Best Kosher Formula: MegaFood Men's 55+ One Daily Both Centrum and Nature Made are reputable brands that produce great multivitamins and supplements. But which multivitamin is best for you? Your best bet: Avoid the vitamins singled out by ConsumerLab.com, and stick with mainstream names such as Centrum Silver and One-A-Day Women's, which were found to be free of impurities and Vitamin D3, Vitamin E, Vitamin B12, Biotin, Pantothenic Acid : Vitamin D3, Vitamin B6, Vitamin B12, Biotin, Pantothenic Acid, Iodine : Form : Tablets : Gummies : Chewable Tablets : Gummies : Gummies : Disclaimer 1 (1) B-vitamins aid in the metabolism of fats, carbohydrates and proteins.* (1) B-vitamins aid in the metabolism of fats FullWell is the best prenatal multivitamin because of its nutritional content. For proper fetal development and mother's health, women need folic acid , vitamin D , C, iron, calcium, and B vitamins . 0MEJpBD.