Royal jelly is a natural honeybee product that is used in the nutrition of immature and adult queen bees. Royal jelly has a complex nutritional profile that includes nucleotides polyphenols and unique organic acids. It has been used traditionally since ancient times as a health tonic.This Royal Jelly has been freeze-dried to maintain maximum stability and is among the finest products available. 10-HDA (hydroxy-d-decenoic acid) is one of the active measurable components of Royal Jelly. As a family-owned company since 1968 — NOW produces high-quality natural products at prices everyone loves. We are a respected leader in the natural products industry with a mission to provide value in products and services that empower people to lead healthier lives.