“Taking black sesame seeds can heal all the chronic illness after 100 days, improve skin tone on body and face after 1 year, reverse gray hair after 2 years and regrow teeth after 3 years,” says the Compendium of Materia Medica, the largest and most comprehensive medical writings in the history of Tradional Chinese medicine (TCM).
Experiements show that the content of vitamin E contain in black sesame seeds is the hightest in all foods of plant orgin. It is well know that vitamin E can promote cell division and delay cell senescence. Long-term use can counteract or neutralize the delay againg and extend life expectancy. Main chemical constituents of black sesame seed are up to 55% fatty oil, sesamin, sesamolin, sesamol, itamin E, phytosterols, lecithin, pedaliin, protein, oligosaccharides, planteose, sesamose, and small amounts of phosphorus, potassium and cytochrome C, folic acid, nicotinic acid, sucrose, pentosan and large amounts of calicum content. In additon, fatty oil mainly contains approimately 48% oleic acid, approximately 37% linoleic acid, palmitic acid, stearic acid, arachidonic acid, and glycerolipid of lignoceric acid.
White sesame see is better for edible purpose but the black version is perferable if used for medicinal purpose. To be specific, as the tonic black one is good at nourishing the liver and kidney and improving hair growth and hair color while white one is expert in relaxing bowel, nourishing yin and moisturizing to the skin. Besides valuable seasmin and melanin. As a result, it is widely used in treating hear loss and grey hair, inhibiting the growth of skin cancer cells from UV rays, lowering blood prssure, helping weight loss, improving fertility, and so on. And its pharmacololgical actions can reflect these effects well.