Curcuminoids are a group of active substances in Turmeric root. Curcuminoids belong to the group of polyphenolic dyes which include the substance curcumin. Curcumin is the primary curcuminoid in Turmeric root and is the most significant active plant substance and therefore the one that has been best researched scientifically.
Curcumin with its characteristic orange color also belongs to the group of polyphenolic substances. In nature, these substances are produced by plants and microorganisms. An herb produces these plant substances to protect against attack by pests, UV radiation and wounds.
Curcumin also contains plant substances such as saponins, phytosterols, alkaloids, tannins and starch. At the same time, some of these herbal substances are considered an important part of a healthy and varied diet.
Curcumin is recognized for its ability to maintain flexible joints. This property is attributed to the antioxidant and anti-inflammatory effect of curcumin.
Turmeric is probably best known as an essential ingredient in curry powder, where it contributes to the yellowish color of the curry.
The turmeric plant comes from India and southern Asia. The plant is related to Ginger and Cardamom. It has lanceolate leaves and cream-colored flowers. It can grow to a height of more than 3 feet (1 meter). Turmeric root contains from 2-5% curcumin depending on where it grows.