Biotin: Known for strengthening hair and nails, as well as improving skin health
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If you've had a BAD experience with B12 shots, it's most likely that you do not tolerate or convert cyanocobalamin well (see if you can verify what form of B12 was in the shot that made you react poorly, and then stay away from that specific form if you can)
2- NSAIDs: show no statistically significant pain relief compared to placebo in osteoarthritis patients
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