The crucial substances are mostly phytoestrogens, such as miroestrol and deoxymiroestrol, substances that have the highest estrogenic activity among the phytoestrogens but are contained in small amounts. Other important substances are isoflavones such as puerarin,
puerarin-6-monoacetate, genistein, daidzein, and coumestrans such as coumestrol. Although Peuraria has lower estrogenic activity than miroestrol and deoxymiroestrol, puerarin is a particular substance in Pueraria which is contained in high concentrations compared with miroestrol.

Pueraria extract is used in cosmetic formulations such as breast cream, eye gel, skin moisturizer, hair tonic and hair growth products Researchers from the institutes have indicates that Yai Noam^tm could be used in certain conditions with clinical effectiveness. They found that it has possibilities in replacing female hormones at menopause time. This noticed herb indicates that it could have an effect on increasing the size of the mammary glands, and then increasing the breast size. Further reports show the herb helps preventive action on cancer of the breast, also in feeding neuron cells to help the brain to reproduce new cells. This could have a favorable effect on the decreasing Alzheimer's disease.  Pueraria provides a natural source of phyto-estrogens and is flavones, to remedy age-related estrogenic deficiencies. It is effective in stabilizing or reversing conditions such as sagging  breasts, wrinkled skin, bone loss, and gray hair.

Yai Noam^tm is a natural herb from Thailand that reportedly relieves vaginal dryness by restoring a woman's natural lubrication and to stimulate her sexual libido.
Not recommended for pregnant women and women under 25 years of age.