Three accessory glands provide fluids that lubricate the duct system and nourish the sperm cells. "Beach Profile Nourishment" describes programs that nourish the full beach profile. Seeds protect and nourish the embryo or young plant. In 1950, Wella introduced Koleston, the first hair balm designed to protect and nourish hair. It will nourish man and motivate him to do his best. Sertoli cells function to nourish the developing sperm cells. Its draw lies in its power to nourish the soul and calm the mind. Yolk reserves within their body nourish the larvae through metanauplius stage. These blooms can nourish other organisms. It was said to nourish one's body and potency. The uterus also stores glycogen during pregnancy to nourish the embryo. They nourish each other's hopes and learn to get along with each other. Royal jelly is a honey bee secretion used to nourish the larvae. Royal jelly is a honey bee secretion used to nourish the larvae and queen. The uterus also stores glycogen during pregnancy, to nourish the embryo.