Hormones that modulate muscle growth include: 1  growth hormone. 2  testosterone. 3  IGF- 4 1. cortisol.  beta-endorphin, 1  and. parathyroid hormone.
When applied topically, cayenne pepper benefits the skin, too. It alleviates pain caused by shingles, osteoarthritis, rheumatoid arthritis and even as part of a natural remedy for fibromyalgia. The fruit of the capsicum plant contains a chemical called capsaicin.
April 27, 2010 -- Red cayenne pepper may help burn calories and curb appetite, especially in people who arenât used to eating it, says a new study that was partly supported by the National Institutes of Health and the McCormick Spice Company.