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Aitken, J
Regulation of endothelial nitric oxide synthase by tetrahydrobiopterin in vascular disease
Early lab and animal studies suggest improved absorption and cellular uptake compared to standard ALA.58 However, human studies are limited, so its clinical superiority remains unproven
By 12 months, they were: 40 percent more likely to develop nonscarring hair loss 64 percent more likely to develop pattern thinning 76 percent more likely to experience stress-related shedding, a temporary increase in hair shedding that often shows up a few months after a physical stressor such as illness, surgery, childbirth, or rapid weight loss The study did not find an increased risk of alopecia areata, an autoimmune form of hair loss
USA 67 , 12481255 (1970)
