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All discussion in this article refers to laboratory and research-use-only workflows
The biological activity of GHK-Cu fundamentally depends on its sophisticated copper coordination chemistry, which enables safe and efficient cellular copper delivery while avoiding the toxicity associated with free copper ions
Self-administration is not recommended
The first is simply getting more glutathione from your food
You can get an effect at lower doses but it does not appear to maximize the effect and much more than 40 grams results in a lower return on investment
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