John Masters Organics Scalp Stimulating Shampoo powered by organic spearmint leaf oil and meadowsweet flower extract targets oily scalp conditions by detoxifying the scalp and regulating sebum production. Organic spearmint and peppermint oils stimulate and refresh the scalp while organic meadowsweet flower extract and eucalyptus oil act as natural astringents to balance sebum levels and improve scalp health. John Masters Organics is a PETA certified cruelty-free brand; they do not test any of their products on animals.