aimed at finding the participants hair color or not that it makes the hair shaft thinner and weaker.
aimed at finding the participants use hot water to hair washing or not because hot water makes the hair dry, unhealthy hair
and easily to hair loss
item is aimed at finding the participants use often hair styling products or not because they can cause your hair to look brittle and fall out
aimed at finding the participants having food all 5 groups and eating protein group enough or not
aimed at finding the participant drink alcohol beverage or not that alcohol affects the levels of estrogen and zinc in the body, which subsequently affect hair growth