Herbal medicinal products are the products are prepared exclusively from the plant source. Herbal plants consist of numerous natural ingredients like polysaccharides, alkaloids, phenols, glycosides, terpenoids, and resins, which are used in herbal medicine formulations owing to its medicinal property. For example, polyphenolic compounds like flavonoids, tannins, and curcumin extracted from herbal plants, which have a good anti-cancer property. Commonly available herbal medicinal products are in the form of capsules, tablets, powder, oils/ointments, and others.