, with 900 mg devils claw root extract per daily dose, small taste-free tablets, only the best plant tubers are used in the process, traditionally used for the relief of back-ache rheumatic or muscular painnature’s best® devil’s claw is a traditional herbal medicinal product used for the relief of back-ache rheumatic or muscular pain & general aches & pains in the muscles & joints. devil's claw is licensed as a traditional herbal medicine used for the relief of back-ache rheumatic or muscular pain & general aches & pains in the muscles & joints. this can be used by most adults including the elderly & is also suitable for vegetarians. the devil's claw that we use is produced on farms by people with extensive knowledge of this plant. it is harvested at the optimum time of year usually april to june once the seed pods are ripe & we only use the best material available. please read the patient information leaflet prior to use. //b 107