Lecithin is a naturally occurring compound found in all cells in nature, plant and animal. The word Lecithin is taken from the Greek Lekithos, which means âegg yolkâ. A fitting name for this essential nutrient, for the egg is considered a symbol of life, strength and fertility. Our brain is approximately 30% Lecithin. The insulating myelin sheaths that protect the brain, spine and thousands of miles of nerves in your body are almost two-thirds Lecithin. Even the heart has a high concentration...