Melissa (Melissa Officinalis) – Reduces free radicals, cleanses and eliminates bacteria. Packed with antioxidants, melissa leaf extract is often used in skin care products thanks to its effective cleansing properties. Rich in antioxidants, the extract can reduce the signs of ageing. Melissa leaf extract is regularly referred to in classical Greek and Latin texts, often in relation to the treatment of fevers and nervous disorders. During the middle ages it was used to encourage sleep, promote appetite, fight stress and tackle indigestion.