While the introduction of the International Standard for IGF-1 (02/254) in 2009 was a step in the right direction, there clearly still exists quite some way to go if testing for IGF-1 is to produce results that can be interpreted and used with confidence
Pickart detailed that GHK-Cu can [5]: Reduce deep wrinkles and fine lines Tighten skin Improve skin density and elasticity Reverse the thinning of aged skin Protect skin cells from UV radiation Improve overall skin appearance Due to its properties, GHK-Cu is frequently included in cosmetic products, including anti-aging face creams [1]
It depends on your dose and concentration
Cherecheanu AP, Garhofer G, Schmidl D, Werkmeister R, Schmetterer L (2013) Ocular perfusion pressure and ocular blood flow in glaucoma
Kefiran-alginate gel microspheres for oral delivery of ciprofloxacin
Does PeptideLabs provide dosage instructions