https://en.wikipedia.org/wiki/Pycnanthus_angolensis Also called African nutmeg, the Kombo plant is found across West Africa and as an example traditionally used by the Ibo people in Nigeria as a natural anti-inflammatory and pain reliever. It is a natural source of Cetyl Myristoleate which may, at high doses, have a preventive effect on arthritis.
https://en.wikipedia.org/wiki/Gaultheria_procumbens An evergreen shrub commonly found in America, Wintergreen contains Methyl Salicylate, a natural form of Aspirin. The substance diffuses topically into the tissues and in the capillaries and is therefore used as a folk remedy for inflammation and poor circulation, although the concentration in this product has been kept at cosmetic level. Asthmatic people [...]
https://en.wikipedia.org/wiki/Capsicum_annuum Capsaicin is an active component of Chili Peppers which is used as an analgesic to temporary relieve muscle and joints pain as it reduces the pain signals to the brain. It is however a strong irritant and should never be used for long periods of time or with exposure to the sun, even at [...]
https://en.wikipedia.org/wiki/Cymbopogon This specie of Lemongrass growing in tropical savannah and notably found in Madagascar has a unique and different chemical profile than the Lemongrass commonly known (Cymbopogon Citratus) and does not bear its usual lemon scent. Its specific constituents have been studied for their potential use as anti-inflammatory, antimicrobial and fungicide agent.