Other Information: Store in cool dry area - close cap tight. Misc: Deep penetrating. Organic ilex, aloe and arnica with vitamin E, tea tree oil, capsaicin and menthol. Recyclable. Target everyday pain! Maximum relief of arthritis, stiffness, backache, strains and sprains (Uses: Temporarily relieves minor pain of muscles and joints associated with: arthritis; simple backache; strains; sprains). Capsaicin used on the skin causes a sensation of heat that activates certain nerve cells. With regular use of capsaicin, this heating effect reduces the amount of substance P, a chemical that acts as a pain messenger to the brain. No NSAID's, ibuprofen, aspirin or salicylate. www.perfectaproducts.com. Capsaicin decreases a certain natural substance in your body (substance P) that helps pass pain signals to the brain. Made in the USA.