Guava, apple, cucumber, kiwi, orange … has a shell that contains more nutrition than the intestine.
Apple shells are high in fiber (half the fiber content of whole fruits), rich in vitamins C, A and potassium. Apple peels also contain four times more vitamin K than others. If peeled off, you lose 1/3 of the nutrition.
Vitamin K is common in meat and green vegetables, helping the body to form blood clots when scratching, activating proteins, developing cells and maintaining strong bones.
Antioxidant quercetin is also found in apple shells. This substance helps the body prevent breathing problems, protects the lungs from stimulants. Quercetin is also thought to fight brain tissue damage and protect memory.
According to Oriental medicine, guava fruit has the effect of losing weight, reducing cholesterol, treating diarrhea and dysentery, supporting digestion … Both guava and guava leaves have also been proved by many researches to contain many nutrients. Good for health, especially skin. The guava shell has antioxidant, antibacterial, anti-inflammatory and tannin.
Fresh guava leaf is a natural pain reliever. Nutrition experts recommend eating guava whole shells to absorb maximum nutrition.
Dark green cucumber pods, rich in antioxidants, insoluble fiber, potassium, vitamin K, have antibacterial, anti-inflammatory and stimulating effects of white blood cells. Eating cucumber shells can cool, detoxify the body.
Potato peel contains many nutrients such as iron, calcium, potassium, magnesium, vitamin B6 and vitamin C. In 100 g of potatoes, the amount of calcium in the shell is 7 times more than the root and iron is 17 times more. Potato peel contains significant amounts of beta-carotene, which converts into vitamin A during digestion.
Vitamin A is essential for cell health and immune system, maintaining the function of body parts.
Most people remove kiwifruit pods, only eat the intestines. Few people know that kiwi shells can also be eaten and contain more antioxidants, vitamin C than the inner intestine. Research shows that eating your kiwifruit will triple the amount of fiber compared to removing them.
Orange peel contains nearly twice the amount of vitamin C compared to citrus. The number of tengeretin and nobiletin substances – good flavonoids have anti-cancer, anti-inflammatory and orange peel effects. Eating orange peel reduces bad cholesterol.