Improved hair and scalp health
Although rare in developed countries, pellagra remains endemic in poorer regions, with risk factors including low socioeconomic status, alcoholism, anorexia nervosa, cancer, and malabsorptive disorders, such as Crohns disease, as well as the use of some specific medications such as immunosuppressive and anti-tuberculosis drugs (54)
The decline in growth hormone affects multiple systems simultaneously, which is why people experiencing age-related hormone changes often report a cluster of symptoms rather than a single complaint
This article explains why, reports the general context responsibly, and covers the genetics underneath without providing specific dosing direction, which belongs in your clinical conversation