Trace organic matter necessary for the growth and metabolism of living things. Divided into two types of fat-soluble vitamins and water-soluble vitamins. The former includes vitamin A, vitamin D, vitamin E, vitamin K, etc., the latter has B vitamins and vitamin C. When humans and animals lack vitamins, they cannot grow normally and have specific lesions, so-called vitamin deficiency.
Vitamins are some small amounts of organic compounds necessary for human and animal nutrition and growth. They are extremely important for the metabolism, growth, development and health of the body. If a certain vitamin is lacking for a long time, it will cause physiological dysfunction and cause certain diseases. Generally obtained from food. There are dozens of kinds found now, such as vitamin A, vitamin B, vitamin C and so on. The following is an introduction to the physiological functions of various vitamins.
Vitamin A
Vitamin A has a variety of physiological functions, which are essential for vision, growth, epithelial tissue and bone development, sperm production and fetal growth and development. Regardless of skin aging caused by vitamin A deficiency or skin aging during normal physiological processes, it is associated with a decrease in the synthesis ability of chondroitin sulfate. Therefore, vitamin A deficiency can accelerate skin aging.
Deficient in the lack of such vitamins:
Dry eye, night blindness, dry skin, yellow hair and so on.
Daily recommended or appropriate intake of vitamin A:
Adult male: 1000RE (or 5000IU), adult female: 800RE (4000IU)
Food vitamin A content (IU/100g):
Pig liver: 8700 Egg yolk: 3500 Chicken liver: 50900 Duck egg: 1380 Duck liver: 8900 Egg: 1440 Fresh cream: 830
People who need vitamin A to supplement vitamin A:
1. Long-term TV or computer
2. Do not eat animal internal organs
Dosage: A tablet of vitamin A can be replenished daily in the short term.
Vitamin B family
The role of B vitamins is mutually exclusive. Ingesting any one or several of them alone will only increase the amount of other vitamin B supplements, so that the insufficient intake will cause abnormalities due to lack of body, but it will be self-defeating.
B vitamins are soluble in water and are easily metabolized. They are almost impossible to accumulate in the body for a long time and must be replenished daily.
Deficient in the lack of such vitamins:
Beriberi, angular cheilitis, glossitis, scrotal inflammation and growth retardation, convulsions, anemia, stomatitis, peripheral neuritis, giant cell anemia, etc.
Daily recommended or appropriate intake of vitamin B:
Vitamin B1: 1.1 to 2.0 mg, vitamin B2: 1.2 to 1.4 mg, vitamin B6: 1.2 to 1.5 mg, vitamin B12: 2.4 mg
Food vitamin B group content (mg/100g):
Vitamin B1:
Raw peanut kernel: 1.07, pig liver: 0.40, soybean: 0.79, lean pork: 0.53, dry yeast: 6.56
Vitamin B2:
Pig liver: 2.11, pig kidney: 1.11, dried mushroom 2.53, sunflower seed: 0.20, squid: 0.95
People who need vitamin tablets to supplement vitamin B:
1. People working in high temperature environment
2. People who are often indigested
3. Vegetarians
4. Life is tight, work is stressful
5. People who smoke regularly and drink alcohol
6. Pregnant women or nursing mothers
7. People living or working under anoxic conditions (such as mountaineering, high-altitude flights, tunnel operations, diving work, high temperature operations)
8. Some patients (hepatitis, fever, hyperthyroidism, and patients who enter glucose)
9. People who use certain drugs (such as isoniazid, penicillamine, levo-dopa, oral contraceptives, anti-neoplastic drugs, etc.)
Dosage: Add vitamin B family tablets in an appropriate amount every day, 1 or 2 tablets at a time, three times a day.
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