GHK-Cu stimulates unlimited collagen production What evidence supports: Increased collagen synthesis in dermal fibroblast and wound models
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"This serum contains a blend of amino acids and peptides as part of its BioStim Complex, alongside nutrients like biotin, caffeine, and panthenol to help strengthen follicles, nourish the scalp, and support a healthier environment for hair growth," Queller says
The Perfect B protocol doses MOTS-c at 5mg (25 units) per injection, once every 5 days, for a total of 4 injections over a 20-day cycle
In a randomized clinical trial involving older adults, GlyNAC supplementation improved glutathione status while also improving markers of oxidative stress, inflammation, mitochondrial function, muscle strength, and walking speed.57 58 Additional studies have reported improvements in several other measures associated with healthy aging, though the overall body of evidence remains relatively small compared with more established uses of NAC.34 Pure Encapsulations delivers 1,800mg each of NAC and glycine per serving, making it one of the highest-dosed products in this guide