Safety-wise, a panel of independent toxicologists reviewed this ingredient and concluded it to be safe in cosmetics in the present practices of use and concentration
The human studies that do exist are typically small (often fewer than 100 participants), short in duration (commonly eight to twelve weeks), and methodologically inconsistent, with significant heterogeneity in dosing, formulation, and outcome measures
Vitamin B12 is an essential nutrient for the body and is needed to protect DNA and RNA, support energy, protect nerve and brain cells, stimulate serotonin production, contribute to red blood cell formation, support immune function, and maintain a positive mood
The use of recombinant growth hormone is associated with insulin resistance
It helps maintain proper insulin activity and provides antioxidant protection for overall metabolic health