At this age, it is much easier to lose muscle than it is to gain muscle, so now is not the time to stop moving or exercising (and if you havent started yet, its not too late!)
Glycine is generally well-tolerated, and only mild side effects have been reported, but watch out for some potential GI distress
PubMed Central, doi:10.1016/j.envint.2017.12.014
People prefer subcutaneous injection when administering small amounts of medicines or vitamins, such as vitamin B12, at home
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