Vitamin B12 Cyanocobalamin Injection by American Regent is a sterile solution used to treat vitamin B12 deficiency and prevent associated conditions such as pernicious anemia and neurological disorders
The NHS symptoms list groups them into general anaemia symptoms (tiredness, breathlessness, headaches, loss of appetite, weight loss) and neurological signs (peripheral neuropathy, balance problems, depression, memory and concentration changes, sometimes mood changes or psychosis in advanced cases)
One user reported: "I have used GHK-cu injectable and topical and found no effect on E2 or DHT." The tradeoff is that GHK-Cu doesn't address the underlying hormonal cause of androgenetic alopecia
Elevated NAD Levels: Fuels mitochondrial function, DNA repair, and cellular resilience (Kannt & Pfenninger, Frontiers in Physiology )