#Macadamia_nuts are calorie-rich nuts that are high in healthy fats, vitamins, and minerals. One ounce (28 grams) offers (1Trusted Source):Calories: 204Fat: 23 gramsProtein: 2 gramsCarbs: 4 gramsSugar: 1 gramFiber: 3 gramsManganese: 58% of the Daily Value (DV)Thiamine: 22% of the DVCopper: 11% of the DVMagnesium: 9% of the DVIron: 6% of the DVVitamin B6: 5% of the DV#Macadamia_nuts are also rich in monounsaturated fats, a type of fat that may boost heart health by lowering your total and LDL (bad) cholesterol levels (2Trusted Source).These nuts are low in carbs and sugar and have a moderate fiber content. This combination makes them unlikely to spike your blood sugar levels, which may be especially beneficial for people with diabetes (3Trusted Source).SUMMARY#Macadamia_nuts are rich in vitamins, minerals, and fiber, yet low in carbs and sugar. Whatâs more, they boast healthy monounsaturated fats.