The nut of the macadamia tree. It is a popular food, and some products include macadamia nut oils or other parts of the plant to support sexual health.

Macadamia nuts contain vitamin B, which helps to regulate the reproductive system. Like many nuts, they also contain a high concentration of protein and monosaturated fatty acids, and they may lower cholesterol when eaten as a part of a healthy diet.

Macadamia nuts are safe in health supplement formulas, although some people may experience an allergic reaction.