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.
For this reason, cayenne is an ingredient in topical ointments and creams designed to block nerve pain, such as the pain associated with shingles. The pain-blocking effect of cayenne is cumulative, and if you continue to consume cayenne daily, the burning effect from capsaicin may gradually become less and less.