Nettle is a genus of flowering plants in the family Urticaceae, mostly perennial herbs but some are annual and a few are shrubby. A nettle is a nutritive herb that is rich vitamins, minerals, and chlorophyll. Vitamins A, C and E in nettle provide a rich source of antioxidants. Nettle has expectorant, antispasmodic, diuretic, astringent, and tonic properties. Nettle leaf has become a popular treatment of allergies. This herb helps cleanse the body of toxins and wastes. Nettles can relieve fluid retention, bladder infections, stones and gravel. Externally, it can be used on cuts and wounds, hemorrhoids, nosebleeds, and for soothing and healing burns and scalds. Nettle herbs have also been used to stimulate hair growth.