Amargan Hair Therapy Oil 100ml. As the original Amargan product, this conditioning oil is a must have for beautiful hair. This miracle oil helps to eliminate frizz, add shine, detangles and strengthens all hair types, leaving no oily residue. Instantly absorbed into the hair it starts to repair and protect for the first use. Rich in essential fatty acids and Vitamin E, Amargan Hair Therapy Oil gives the hair instant and long term conditioning.