Vitamins such as Vitamin A, E, D, B12, Roboflavin, biotin and folate are important for hair growth. Micronutrients such as zinc, selenium and iron, if deficient can cause hair loss and /or greying
Hair may not regrow totally but thinning can be managed with medical intervention but it should be treated in early stages to have better results
Lemon is usually used in hair oils and shampoos. But directly applying it may irritate the scalp skin. Do a patch test before applying it.
Coconut Oil , Argan Oil ,Jojoba Oil , Sweet Almond Oil , Olive Oil ,Lavender oil , tea tree oil , cedarwood oil clary sage essential oil and Lemongrass Oil.
One of the best known vitamins for hair growth is a B-vitamin called biotin. Other hair vitamins are Vit A, C and E