For the study, 39 females with reduced bone thickness (osteopenia) took either collagen supplements or a placebo everyday for a year. The subjects taking the supplement had much less bone loss and better levels of markers for bone wellness than the subjects taking the placebo. And given that this research study used a mix product, it's challenging to deduce the effects of collagen alone. Some researches have suggested that collagen supplements might have specific wellness advantages, like promot...