Indigo Powder for Black Hair, 100% Pure, Indigofera Tinctoria, Indigo Dye, Hair Care, Hair Growth, Hair Fall, Hair Color, Hair Conditioner, Hair Strong, Herbal, Organic, Natural Hair Colour.Indigo Powder is a natural dye which is very famous now days for coloring hair black. Many people know it as black henna, but it gives a blue dye. When used with natural henna powder it gives a dark brown to shiny black color. ... The Indigo powder is made using the leaves of indigo plant.Natural and Organic Indigo powder is significantly different from its synthetic alternatives. It doesn’t contain ammonia or PPD or other chemicals like most hair dyes.Since Indigo powder is a blue dye, applying it directly to your hair will leave an intriguing blue tint. However, to get darker shades like brown, auburn or black, you need to prime your hair with Henna treatment before using indigo powder.Indigo Powder Directions For Use :Take an appropriate quantity of NutrActive Natural Indigo Powder, mix with warm water to make paste, Apply on the hair and wash after 1-2 hours, Can be mixed with henna to obtain darker shades of brown and black.Indigo Powder for Black Dye: Step 1- prepare thick henna paste with hot water and apply it to hair for 40-45 minutes, Step 2- Wash with water then towel dry the hairs, Step 3- Now apply indigo paste on freshly henna dyed red hair, Step 4- Leave it for 40-45 minutes to get rich black color or 1-2 hours for stubborn grey, Step 5- Wash off hair thoroughly with water or a mild shampoo.