Watermelon seeds
Watermelon seed contains amino acids necessary for some vital processes of the body; it also plays a role in increasing the levels of serotonin in the body which improves the mood. It has a percentage of (tryptophan) which maintains youthful skin and (Lysine) which is important for calcium absorption and collagen formation, and (Magnesium) which helps with heart function.
Watermelon seed is also rich in other important elements such as phosphorous, zinc, iron, copper and vitamin B, which are necessary for the nervous system, digestive system and skin health.