User Reviews for Vitamin B12

Comments & ratings on the side effects, benefits, and effectiveness of vitamin b12.

Most voted positive review

128 People found this comment helpful

This has changed my life. I use B 12 injections monthly. I do not absorb B12. My symtoms were, fatigue (I could't get enough sleep and would wake up tired), ear ringing, tingling in my legs, daily diarhea, some balance loss. My MD started me with weekly B12 inj. for 4 weeks, then once every 2 weeks. Now once every 4-6 weeks. I do them myself, its very easy. I had 2 different test where I was bo...

Most voted negative review

16 People found this comment helpful

I took this for weight loss and I took it for two days and it made me extremely tired and super cranky. needless to say I stopped talking it. I slept for almost 24 hours straight. so much for a energy booster.

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