Sweet potato, also known as sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato and so on. It is an annual plant of convolvulaceae, and it is a kind of health food with both medicine and food. Sweet potato contains dietary fiber, carotene, vitamins A, B, C, E, and potassium, iron, copper, selenium, calcium and other trace elements 10. With high nutritional value, it is called the most balanced healthy food by nutritionists.
Step 2: potatoes
The specific nutritional value of potato is described as follows: every 100g potato contains 1.6~2. 1g protein, 13.9~2 1.9g sugar and 0.6 ~ 0.8g crude fiber;
Potassium 1.06 mg, calcium 9.6 mg, phosphorus 52 mg, iron 0.82 mg, carotene 1.8 mg, thiamine 0.088 mg, riboflavin 0.026 mg, nicotinic acid 0.36 mg and ascorbic acid 1.5.8 mg.
3. Soybean sprouts
Soybean sprouts are rich in nutrients, including protein, fat, sugar, crude fiber, calcium, phosphorus, iron, potassium, carotene, vitamin B 1, vitamin B2, nicotinic acid, vitamin C and other nutrients.
According to the research, the content of vitamin C is the highest when soybean germinates for 4- 12 days. If exposed to the sun for 2 hours every day, the content can be doubled. But it is not advisable to stay in the sun for too long, so as to avoid the bean sprouts getting old and reducing the taste.
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4. Porphyra
Porphyra is one of the main varieties of marine agriculture and export in China. In 20 16, the national laver output was about 135300 tons, and the output value exceeded 1000 billion yuan.
The crude protein content of dried laver is 30%~50%, which is rich in dietary fiber, vitamins, calcium, potassium, magnesium and other trace elements, and also contains phycobiliproteins unique to algae. With high nutritional value, it is a rare marine food and a pillar product of rural economy in the southeast coast of China.
5. Macroalgae
Kelp contains dietary fiber potassium alginate, which can adjust the balance of sodium and potassium and reduce the absorption of sodium by human body. Kelp contains not only vitamins and trace elements, but also a lot of dietary fiber, especially soluble fiber.
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