Lowering blood lipids, regulating blood sugar, enhancing immunity and promoting bone health. Natto is a traditional food originating from Japan, rich in nutrients such as proteins, vitamins and minerals, as well as rich in biologically active substances such as probiotics and nattokinase. Natto is believed to help improve intestinal flora, promote digestion and absorption, and lower cholesterol and blood pressure, among other effects. Red yeast is a natural food coloring produced by the fermentation of Aspergillus oryzae, which can be used in food and health products. Red yeast is rich in pigments and bioactive substances, and is believed to help lower cholesterol, protect cardiovascular health, and slow down the aging process. Yak Bone Meal is a food material made from boiled and ground yak bones, which is rich in nutrients such as protein, calcium and phosphorus, as well as some bioactive substances such as collagen and chondroitin sulfate. Yak bone meal is believed to help replenish calcium, improve joint health, promote bone growth and other effects.