Here are a couple of tips for choosing a great B12 supplement: Find a supplement which contains methylcobalamin: as it is a naturally occurring form of B12, it can be absorbed more easily than a synthetic form which is not as easily recognised by the body
Further, it activates muscle stem cells, promoting tissue regeneration, and reverses insulin resistance in relevant animal models, all with good systemic tolerability 1,2
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A 2025 systematic review of the compound identified only 36 total studies, 35 of which were conducted on animals and just one single study (with a sample size of 12!) conducted on humans
Infinity Medspa publishes its specific compound list rather than hiding behind custom protocols language, which makes it easier for patients to confirm whether the clinic actually carries what they need
Bodybuilders and athletes use it for recovery support, not direct mass gain