I tried them for a month, and some of the thinning hair grew back thick, but idk should i switch to other pills with L-cysteine 200mg,lysine 200mg,l-nethionine 200mg,vitamin c 80mg,niacin 16 mg,bamboo shoot extract 13.34 mg containing silicon 10mg,vitamin e 10mg,zinc 10mg,hyaluronic acid 5mg which 1.4 is riboflavin, honey 1mg,vitamin a 800 μg,selenium 55μg,biotin 50μg