However, the available research is encouraging
Whats Inside GHK-CU 50 mg GHK-Cu is a naturally occurring peptide found in human blood, urine, and saliva that promotes wound healing, immune function, and skin health
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Many vegans dont think [they] need to worry about B12, or they think that meat-eaters get B12 deficiency just as often as vegans do, while others think you have to supplement with methylcobalamin rather than the less expensive, more reliable cyanocobalamin. Mangels notes, Some people think they have enough vitamin B12 stored and they dont need to worry about [it]
Remember, if you experience any persistent symptoms like yellowing of the skin or eyes (jaundice), abdominal pain, unexplained weight loss, chronic fatigue, or changes in urine or stool color, it is important to consult a healthcare professional for an evaluation
Lancet 2 , 629631 (1958)