“Tomentose Pummelo Peel Used” refers to the application of the peel of the tomentose pummelo, a citrus fruit valued not only for its refreshing aroma and flavor but also for the usefulness of its outer rind after the fruit is processed or consumed. In English, this topic can be described as the utilization of tomentose pummelo peel as a natural raw material in food, health, agriculture, and household applications. Because the peel is rich in essential oils, flavonoids, dietary fiber, and aromatic compounds, it has attracted attention as a sustainable resource rather than simple fruit waste.One of the most common uses of tomentose pummelo peel is in food processing. The peel can be dried and used to make tea, candied snacks, jams, or flavoring ingredients. Its slightly bitter and fragrant taste gives food a unique citrus character. When properly prepared, the peel can also be ground into powder and added to baked products, seasoning blends, or herbal drinks. In some traditional diets, pummelo peel is valued for its refreshing scent and its ability to balance rich or oily foods.The peel is also widely used in herbal and wellness products. After drying, it can be infused in hot water to create a citrus herbal tea. The natural oils in the peel may help provide a pleasant aroma and a feeling of freshness. In many cultures, citrus peels are associated with digestive comfort and respiratory relief. Although it should not be treated as a medicine without proper guidance, tomentose pummelo peel remains an important ingredient in traditional herbal preparations.Beyond human consumption, the peel has applications in agriculture and environmental management. It can be composted and returned to the soil as organic matter, helping reduce kitchen waste. Extracts from citrus peel are sometimes used in natural pest control because they contain compounds with insect-repelling properties. The peel can also be processed into biodegradable materials, cleaning agents, or fragrance products, offering an eco-friendly alternative to synthetic ingredients.In addition, tomentose pummelo peel has value in cosmetic and household uses. Its essential oil may be used in soaps, air fresheners, massage oils, or cleaning products due to its fresh citrus scent. The peel’s natural compounds can help mask odors and create a clean, uplifting atmosphere. When dried and stored properly, it can serve as a low-cost natural deodorizer in closets, rooms, or storage areas.Overall, the use of tomentose pummelo peel reflects a growing interest in waste reduction and resource reuse. Instead of being discarded, the peel can be transformed into useful products that support food innovation, wellness, farming, and sustainable living. Its versatility shows that even fruit by-products can have significant economic and environmental value.