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Historical cosmetic and preclinical data suggest that topical copper peptides may improve hair shaft diameter and reduce shedding, yet controlled, large-scale clinical trials are sparse

(4) Smith RL, Soeters MR, Wst RCI, Houtkooper RH

[6] If this happens, vitamin B 12 deficiency may result in sense loss, loss of sensation in the feet, difficulty walking, poor balance, blurred vision, changes in reflexes, muscle weakness, decreased smell and taste, decreased level of consciousness, mood changes, memory loss, depression, irritability, clumsiness, disorientation, dementia and, in severe cases, psychosis

Vaccination Injections Vaccine administration follows different coding rules than therapeutic injections