Synergy of essential oils hair and nails. Blend of essential oils for beautiful hair and nails. For soft nails, brittle and split: daily rub the root of the nail with a few drops of Synergy diluted in vegetable oil. Hair: diluted in Sweet Almond Oil or Jojoba. Massage the scalp with the mixture. Leave on and rinse. Not tested on animals. Reproduction interdite. Tous droits réservés.