Hask Henna 'n' Placenta Olive Oil Conditioning Treatment an extra-rich formula combining two of nature's most complete hair conditioners: neutral henna and natural placenta. Together with natural olive oil they combine to moisturize and nourish dry, damaged hair without changing your color. Directions: Shampoo and towel dry hair. Apply complete packet and massage into hair. Rinse and style as usual. For best results, warm hair for 10 minutes. Use often, as needed.