Latin Name: Cassia angustifolia Vahl. Synonyms: Cassia acutifolia Delile, Cassia senna L. Botany: Sennas is a large genus of flowering plants in the family Fabaceae, subfamily Caesalpinioideae. This diverse genus is native throughout the tropics, with a small number of species reaching into temperate regions. Senna had traditionally been considered as \"clean\" herbs. More modern studies have shown that Senna in the treatment of constipation is very effective. Function: 1. Cathartic effect; 2. Antibacterial inhibition; 3. Hemostasis; 4. Muscle relaxation. Active Ingredient: Senna contains anthraquinones including dianthrone glycosides (1.5% to 3%), sennosides A and B (rhein dianthrones), sennosides C and D (rhein aloe-emodin heterodianthrones). The plant also contains free anthraquinones in small amounts including rhein, aloe-emodin, chrysophanol and their glycosides. Sennoside: Sennoside A (C*2H*8O*0, **2.*5, ******6) Sennoside B (C*2H*8O*0, **2.*5, *******4) Sennoside C (C*2H*0O*9, **8.*7, *********2) Sennoside D (C*2H*0O*9, **8.*7, *********3) Appearance: Brown Fine Powder. Useful Part: Leaf. Specification: 4%, 8%, *0%, *0% Sennosides HPLC Test Method: HPLC. Packing: *5kg/drum, inner double plastic bag or according to customers requirement. Storage: Stored in a cool and dry well-closed container, keep away from moisture and strong light/heat. Shelf life: 2 years. Security: As a strong laxative, should be careful using them, pay attention to dose. Pregnant women should be used with caution.