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Many report they've been able to increase their training volume without the usual fatigue penalty

They therefore fall outside FD&C Act 503A/503B compounding provisions

GHK-Cu supports hair health by helping to maintain a healthy scalp environment

Community reports sometimes describe GHK-Cu topicals as a lower-cost, daily-use complement to periodic PRP sessions

However, beware that if you have a concurrent COMT mutation, it might be best to not take too much methyl B12, but a combo of hydroxy or adeno B12

If you appreciate ingredients designed for specific applications rather than general-purpose products, AHK-Cu fits that philosophy