Lemon Juice Lemon juice is a time tested solution for all hair and scalp problems and one of the powerfulhomemade remedies for oily hair. Being a rich source of various nutrients like vitamin C, B vitamins like B1, B2, B3, B5, B6, B12, antioxidants and folic acid – it is a power packed natural remedy for hair growth. In addition, it also aids in fighting dandruff and providing smooth and shiny hair. Lemon juice stimulates blood circulation in the scalp and prevents hair loss.