Silky keratin for coarse curly hair at home, if you suffer from frizzy hair or coarse hair and are looking for a natural solution at the lowest costs, away from expensive hair care products that leave side effects on the hair; To enter some chemicals in its manufacture, you can prepare natural keratin at home through some available natural ingredients that do not require purchase costs, as the main ingredient is starch rich in many amino acids and nutrients that nourish and soften hair by playing the role of keratin in Hair straightening process.   Silky keratin for coarse curly…