it is naturally occurring, nontoxic, and is active at a very low nanomolar concentration.11 Another piece of research described GHK-Cu as a safe, inexpensive, extensively studied compound.3 These conclusions primarily apply to topical GHK-Cu, but even with injectables, the lack of serious adverse events in animal subjects points to a general tolerability regardless of the route of administration
Certain medications, including diuretics and statins, may contribute to muscle cramps as a side effect
That's because it usually is: this kind of pain stems from cellular damage far inside the muscle
Generally, excess B12 intake will alter bacterial balances, boosting the growth of Propionibacterium acnes (P
Can it be used alongside other supplements
It is vegetarian and does not come from animal sources