Red Clover Extract Isoflavones HPLC Product Specification: 8%, 20%, 40% Isoflavones Latin Name: Trifolium pretense L Product Type: Heavy Brown Powdered Extract Part of the Plant Used: Flower Extract Method: Grain Alcohol What is Red Clover Extract? Red Clover contains isoflavine compounds that theoretically could help prevent certain types of cancer, including breast and prostate cancer. However, an actual protective action in humans remains to be demonstrated. In the meantime, Red Clover is valued for its ability to loosen phlegm and calm bronchial spasms. A small perennial herb with fleshy red or white flowers, it is native to Europe, central Asia, and northern Africa, and is naturalized in many other parts of the world. For medicinal purposes, only the flowers are used.. Where will be Red Clover Extract use to ? - Bronchitis -Cough -Eczema, boils, acne.