Three other types of tree nuts—walnuts, pistachios, and almonds—are already permitted to make similar claims regarding heart health, and nut consumption is encouraged in the Dietary Guidelines for Americans. The Centers for Disease Control and Prevention highlights that heart disease is the leading cause of death for both men and women in the country. The benefits associated with macadamia nuts are attributed to their high content of monounsaturated fats, known to lower bad cholesterol levels and decrease the risk of heart disease and stroke. Researchers began studying the impact of macadamia nuts on LDL cholesterol reduction in the 1990s, and evidence supporting this positive correlation has been accumulating ever since.
While this recent health claim for macadamia nuts originated from a petition by Royal Hawaiian Orchards, it can be utilized by all suppliers of macadamia nuts, meaning the company is unlikely to gain a competitive edge over its direct industry rivals. Nevertheless, this claim allows macadamia nuts to compete on par with other tree nuts. In 2003, the FDA approved one of the first qualified health claims linking tree nut consumption to a reduced risk of heart disease, but this marks the first instance where manufacturers can specifically promote the heart health benefits of macadamia nuts.
Additionally, consumers seeking to enhance their heart health may also consider taking supplements such as calcium citrate magnesium vitamin D3 and zinc tablets, which can support overall well-being. Including such supplements in a balanced diet, alongside macadamia nuts and other nutrient-rich foods, can contribute to better heart health. The inclusion of calcium citrate magnesium vitamin D3 and zinc tablets can provide essential nutrients that further promote cardiovascular wellness, complementing the heart-healthy properties of macadamia nuts.