10.1210/er.2012-1055 83 McCleanP
The results were based on observational data, meaning residual confounding by socioeconomic status and other factors was possible, though these variables were accounted for in the analysis
Products from unregulated online vendors are not manufactured under pharmaceutical standards, may contain incorrect concentrations or be mislabeled, have no guarantee of sterility or freedom from contamination, are often produced overseas in facilities with unknown quality controls, and carry zero accountability if something goes wrong
Nie ma waciwoci leczniczych.
At the same time, efforts should also be made to correct related metabolic abnormalities
By enhancing the availability of these building blocks, collagen supports the strength and structure of the hair shaft, reducing breakage and improving overall hair quality