The study of pharmacognosy and the application of medicinal plants, which form the basis of conventional medicine, is known as herbal medicine (also known as herbalism). The safety and effectiveness of plants used in 21st-century herbalism, which typically doesn't set standards for purity or dosage, are only partially supported by scientific research. Minerals, shells, certain animal parts, as well as fungi and bee secretions, are frequently used in herbal therapy. Phytomedicine or phytotherapy are alternative names for herbal medicine.
The use of isolated plant chemicals and herbal extracts in the treatment of wounds and skin conditions is on the rise. Recent years have seen the development of numerous new herbal medicines, cosmetics, and medications for the treatment of various skin disorders. The herbal biomedicines have been shown to be effective in treating a variety of skin conditions, including atopic dermatitis (St. John's wort, licorice, tormentil, bitter substances, evening primrose), psoriasis (araroba tree, lace flower, barberry bark, indigo, turmeric, olibanum, St. John's wort), actinic keratosis (birch bark, petty spur (birch bark, onion).
