Some of the top-rated options include Nature Made Vitamin B12 and Nature’s Bounty Super B-Complex with Folic Acid Plus Vitamin C. How can one increase their dietary intake of vitamin B12 and folate?
Vitamin B12 contains cobalt ... However, refrain from taking them before speaking with your doctor if you're on folic acid supplements or if you have sensitivities to cobalt.
There was a concern that for some people, particularly the elderly, boosting folic acid might have unintended negative consequences, such as covering up the symptoms of vitamin B12 deficiency.