5. Carrot skin

"Carrot skins are rich in fiber, antioxidants like beta-carotene and polyacetylenes, and other beneficial phytonutrients. Beta-carotene, which the body converts to vitamin A, is crucial for maintaining healthy vision, skin, and immunity," Arsenault said.
阿森诺说：“胡萝卜皮富含抗氧化剂（如β-胡萝卜素和多炔类）、纤维以及其他有益的植物营养素。β-胡萝卜素能在人体内转化为维生素A，对于保持健康视力、皮肤和免疫力至关重要。”

Antioxidants in carrot skins may help protect your cells from damage, potentially reducing the risk of chronic disease and even cancer.
胡萝卜皮中的抗氧化剂可能有助于保护你的细胞免受损害，从而可以降低患慢性疾病甚至癌症的风险。

6. Apple peel

Among various fruit peels that are consumable, the apple peel stands out as one of the most beneficial to include in your diet. It’s a great source of vitamins and minerals, most notably vitamin C and potassium, which are essential for overall health.
在各种可食用的水果皮中，苹果皮对健康的绝佳功效令其脱颖而出。它是维生素和矿物质的优质来源，尤其是维生素C和钾，这对整体健康至关重要。

Apple peels are also packed with a high concentration of fiber, contributing to better digestion and weight management. They also contain important antioxidants and plant compounds (like quercetin, catechin, and chlorogenic acid) that may help prevent chronic diseases and promote heart health.
苹果皮也富含高浓度的纤维，有助于更好的消化和体重管理。苹果皮还含有重要的抗氧化剂和植物成分（如槲皮素、儿茶素和绿原酸），可能有助于预防慢性疾病并促进心脏健康。

7. Grape skin

The skin of grapes is a rich source of antioxidants, including resveratrol, anthocyanins, and flavonoids. These compounds are known for their ability to fight oxidative stress and reduce inflammation in the body.
葡萄皮是抗氧化剂的丰富来源，包括白藜芦醇、花青素和类黄酮。这些成分以其对抗氧化应激和减少体内炎症的能力而闻名。

Resveratrol, in particular, has been linked to a variety of health benefits, including supporting heart health and offering protection against certain types of cancer. Additionally, the fiber found in grape skins promotes a healthy gut microbiome.
特别是白藜芦醇，已被证实具有多种健康益处，包括有助于心脏健康和预防某些类型的癌症。此外，葡萄皮中的纤维促进了肠道微生物群健康。

8. Watermelon rind

Watermelon rind contains citrulline, an amino acid that may help improve blood circulation and lower blood pressure. It's also packed with fiber, which promotes a functioning digestive system. Watermelon rind is also packed with vitamins C and B6, which are important for a strong immune system and may support brain function.
西瓜皮含有瓜氨酸，这是一种氨基酸，可能有助于改善血液循环和降低血压。它也富含纤维，能够促进消化系统正常运转。西瓜皮还富含维生素C和维生素B6，对于健康的免疫系统很重要，并可能有助于增强大脑功能。

However, not all produce skins are safe to eat. For example, mango skin contains urushiol, which can trigger allergic reactions in people who are susceptible. The skin of lychee contains toxins that can be harmful if ingested.
然而，并非所有的果蔬皮都可安全食用。举例而言，芒果皮含有漆酚，这种成分会在易感人群中引发过敏反应。荔枝皮也有毒，食之对人体有害。