Heaven Sent Muscle Rub contains arnica, capsaicin, Cat's claw, wintergreen, and kava kava. A wonderful combination of plant sources with the ability to provide pain relief, reduce inflammation, and relax sore and aching muscles and tissues. These ingredients are even great for chronic itch (hives, eczema, post shingles pain). Arnica helps relieve muscle pain and stiffness. Capsaicin, found in chili peppers, which is used for postherpetic neuralgia, arthritis, psoriasis, and diabetic neuropathy. Cat's claw, found in the Amazon, is used by natives for inflammation. Wintergreen oil, which contains methyl salicylate, provides soothing sensations making it ideal for massages. This is very applicable in its use in this muscle rub. Great for post workout, this combination with wintergreen is also useful in decreasing the inflammation and swelling of blemishes or inflamed skin. Then there is kava kava, an excellent natural muscle relaxer, that not only relaxes muscles but relieves pain and can have a calming effect on the brain. This combination is excellent and unique in this product.