They are not approved for human or veterinary administration, are not evaluated by the FDA or EMA, and must not be used as drugs, supplements, or cosmetic products
However, these effects may vary based on individual factors such as skin type, the severity of pigmentation, and the specific formulation used
The FDA and EU cosmetic regulations don't mandate refrigeration labelling for peptide cosmeticsso many brands don't disclose it
Broadly speaking, antioxidants are important for keeping cells healthy and preventing oxidative stress that damages our cells, including our reproductive cells (eggs/sperm)
In over 1,000 vitamin B12 shots, Ive never seen anyone have any issues with either, but there is a theoretical risk factor for both
Table 2 Evidence strength of nutrients