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Only in moderation is non-toxic, and an overdose can lead to an increased chance of death.
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Myth 1 A daily intake of 3 mg of vitamin A is at risk of causing osteoporosis. Long-term intake of more than 3 mg of vitamin A per day can cause loss of appetite, dryness, hair loss, bone and joint pain, and even miscarriage. 2 About 100 mg of b6 daily consumption can cause damage to the brain and nerves.
Excessive intake can also lead to so-called neuropathy, a neurological disorder in which sensation is blunted. In the worst case, it will lead to loss of consciousness. 3 To date, vitamin C has been considered harmless because the kidneys are able to excrete excess vitamin C, and a new study in the United States has shown that the circulation of vitamin C in large amounts in the body is not conducive to wound healing.
A daily intake of more than 1,000 mg of vitamin C can lead to diarrhea, infertility with kidney stones, and even genetic defects 4 Researchers estimate that long-term daily intake of mg of vitamin D is harmful to humans. Possible consequences are: nausea, headache, kidney stones, muscle wasting, arthritis, arteriosclerosis, high blood pressure, mild toxicity, diarrhea, thirst, weight loss, polyuria and nocturia.
In severe poisoning, it will damage the kidneys and calcify soft tissues (such as heart, blood vessels, bronchi, stomach, renal tubules, etc.). 5 A daily intake of 200 mg of vitamin E can cause symptoms such as nausea, muscle wasting, headache and fatigue. A daily intake of more than 300 mg of vitamin E can lead to high blood pressure, delayed wound healing, and limited thyroid function. 6\
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Vitamins are non-toxic, but indispensable, food supplements will be slightly insufficient, should be appropriate amount of supplements.
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It's non-toxic, but everything talks about a degree, and if you exceed this degree, there will be ***.
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1. Joint pain. Bone health largely means having a healthy body, if you have bone problems such as osteoporosis and arthritis, it means that you may be deficient in vitamin A, vitamin D, vitamin K, as well as trace elements copper, chromium, zinc, magnesium, molybdenum, you should drink more milk, eat more carrots and other vegetables.
2. Hair loss and easy cracking of nails. This is the body's warning that you are not getting enough B vitamins and protein, and it is recommended to consciously eat more meat, fish, eggs, legumes and dairy products.
3. Fatigue is always there. If you feel heavy and listless, you may lack vitamin C, vitamin D, and minerals iron, potassium, and magnesium in your body, so you can eat some magnesium and potassium-rich foods such as potatoes and bananas in moderation.
4. Prone to colds. People who are usually prone to colds or flu are likely to have poor immunity, and need to consciously supplement more vitamins A, C, D, E and minerals magnesium and zinc from the diet to improve immunity, such as eating more green leafy vegetables, as well as kiwifruit, oranges and other foods rich in vitamin C.
5. Gastrointestinal problems such as gastric prolapse and constipation. It shows that the digestive function is not good, and it is necessary to consciously supplement vitamin B11, B8, B12, and the mineral zinc, which can help protect and enhance the function of gastrointestinal digestive organs and improve digestion and absorption. Foods rich in zinc include lean meats, liver, eggs and oysters.
6. I don't sleep well. Frequent insomnia can affect health, and in severe cases, it can cause diabetes, heart disease, high blood pressure, etc. People who can't sleep well should supplement more vitamin B11 and calcium, which can promote sleep.
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Vitamin deficiency has the following harms:
First, joint pain, because the lack of vitamins A, D, and K can lead to osteoporosis, arthritis and other conditions;
Second, hair loss and cracked nails are due to the lack of vitamin B;
Third, it is easy to catch a cold because of the lack of vitamins A, C, D, E, and some minerals;
Fourth, dryness and memory loss are manifestations of vitamin A deficiency;
Fifth, it is easy to get tired, have decreased immunity, and are prone to colds and flu, which is a manifestation of a large lack of vitamin C. The lack of vitamins in the human body is very harmful, vitamins are essential nutrients for the human body, many people do not know the harm of vitamin deficiency, and most of the harm is irreversible.
Cancer is a problem that cannot be overcome by modern medicine, and the causes of cancer are not only diet and lifestyle habits, but also long-term vitamin deficiencies. The lack of vitamins in the cancer body will cause the body's resistance to decline sharply, often colds, eye films, ** are easy to bleed, wounds are not easy to heal, etc., and long-term lack of vitamins will also lead to a decline in the body's defense ability, allowing cancer cells to devour healthy cells.
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Vitamin A deficiency: People who are deficient in vitamin A have daily eye intolerance and blurred vision. Vitamin B1 deficiency: numbness in hands and feet, lack of complexion, indigestion.
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1. Broken mouth, angular cheilitis - lack of vitamin B2
The recommended daily intake of vitamin B2 is about mg for men and about mg for women. If there is a crack or an inflamed hole around the mouth, it is due to a lack of vitamin B2 in the body, which can help repair tissue wounds.
In addition, it also plays an important role in hair growth and health, and it cannot be stored in the body on its own, so it needs to be supplemented from food or nutritional supplements.
2. Tasteless food and weakened sense of taste - lack of zinc.
The recommended daily intake is about 4-7 mg for men and 4-7 mg for women, and the lack of zinc immunity in the human body will reduce appetite, slow growth, hair loss, and taste function deterioration.
Therefore, if you find that you often feel that it is unpleasant to eat, and if you have symptoms such as slow healing of wounds, you should be careful that it may be a sign of zinc deficiency in the body.
3. Stomach upset - lack of vitamin A
It is recommended to take mg of vitamin A for men and mg for women, vitamin A is not only an important element to protect the window of the soul, but also helps to naturally form a protective film in the respiratory tract and stomach to prevent bacteria or harmful substances from directly invading the body.
Therefore, vitamin A deficiency is not only bad for the eyes, but also harmful to the respiratory tract and gastrointestinal tract.
4. Irritability and irritability - lack of iron.
Iron deficiency will not only cause anemia, but also may make you more emotional and prone to tantrums, so it is enough to consume milligrams of iron per day for men and milligrams for women.
Iron is an important element that helps the body make red blood cells, and it is even more important for women who experience blood loss every month, otherwise they are prone to symptoms such as poor energy, low mood and depression.
5. Ankle edema - lack of potassium.
Potassium is an important element that regulates the acid-base balance of blood and body fluids in the body, and maintains the stability of water balance and osmotic pressure in the body.
Long-term potassium deficiency can lead to symptoms of irregular heart rhythm and abnormal nerve conduction, such as excessive water loss after a lot of exercise, potassium loss is easy to cramp, and for a long time, the body will become swollen, especially in the ankles.
6. Pain all over the body - lack of vitamin D
People who do not get enough sunlight or are deficient in vitamin D are prone to chronic pain, and vitamin D is a nutrient that the body cannot synthesize on its own, so supplementation is even more important. Vitamin D is also an important substance for promoting bone growth and healthy teeth.
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1.Vitamin A deficiency is prone to night blindness, difficulty seeing in dim light, and difficulty moving.
2.Vitamin B1 deficiency predisposes to beriberi. Note: Unlike the usual "stinky feet", athlete's foot is due to fungus.
A disease of infection that resulted from infection; Beriberi is a systemic disease (e.g., polyneuritis, muscle wasting) caused by a deficiency of vitamin B1.
3.Vitamin C, also known as ascorbic acid, is deficient in scurvy, which is characterized by a love of bleeding, such as bleeding gums.
4.Vitamin D deficiency is prone to rickets and osteoporosis, and vitamin D mainly promotes calcium absorption; Vitamin D deficiency can cause impaired calcium absorption, which cannot be deposited on bones. You can supplement calcium by eating calcium tablets and basking in the sun.
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Vitamins are essential nutrients for our body, and many people may not know the harm of vitamin deficiency, and most of its harm is irreversible. Cancer is a problem that cannot be overcome by modern medicine, and the cause of cancer is not only diet and lifestyle habits, but also long-term vitamin deficiency will also make you suffer from cancer. 1.
Stomach cancer: If there is a lack of vitamin C in the body, it will make our body's resistance decrease, and there are often colds, eye masks, ** easy to bleed, wounds are not easy to heal and so on. In addition, if there is a long-term deficiency of vitamin C, it will also lead to a decrease in the body's defense system, allowing cancer cells to devour healthy cells.
In normal times, you should try to eat more foods containing vitamin C, such as fresh dates, hawthorn, tomatoes, etc., which are extremely rich in vitamin C and can effectively reduce the incidence of digestive tract tumors. 2.Esophageal cancer:
Many people often experience bad breath, insomnia, hot palms and other conditions, if these conditions continue to occur, you must be vigilant, it is likely that cancer is at work. Studies have found that if the human body lacks vitamin B2, it will change the metabolism of amines, thereby promoting esophageal epithelial hyperplasia and leading to esophageal cancer. Therefore, it is necessary to eat more foods containing vitamin B2, such as animal liver and heart, chicken, milk, soybeans, black fungus, etc., especially animal liver, which contains more vitamin B2.
3.Epithelial cell carcinoma: Studies have found that if the body is deficient in vitamin A, it can dry out and make you susceptible to respiratory diseases.
In addition to this, vitamin A deficiency can also change the metabolism of carcinogens and promote the degeneration of cancer cells. If vitamin A can be used in time, it can restore normal tissue function and help chemotherapy patients reduce the rate of cancer. Usually you should eat more chicken, sheep, cow, pig liver, egg yolk, cod liver oil, carrots, beans and other foods rich in vitamin A.
4.Breast cancer: Clinical studies have found that most patients with breast cancer have low levels of vitamin D, and the mortality rate of breast cancer patients who are deficient in vitamin D is relatively high.
In addition to breast cancer, vitamin D deficiency can also lead to diseases such as rickets and malacia. In order to prevent the invasion of these cancers, it is best to eat more calcium-containing foods as much as possible, such as fish, beef, pork liver and egg yolk. In addition, regular sun exposure can encourage the body to synthesize more vitamin D.
The harm of vitamin deficiency is not only in cancer, if children are deficient in vitamins, it will directly affect their intelligence and physical development.
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Vitamin C deficiency can cause sepsis; Lack of vitamin B can lead to beriberi, neurodermatitis, anemia; Vitamin D deficiency can lead to calcium deficiency; Vitamin E deficiency can cause dryness; Vitamin K deficiency can lead to bleeding that does not stop.
Normal people can get enough vitamins from their daily diet, and they can't take vitamins as a tonic.
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I'm sure to tell you that vitamins are organic
Organics are compounds that contain the element carbon (except carbonic acid, carbonates, and oxides of carbon).
Interpretation: Carbonate H2CO3
Carbonate is a salt in which metal ions and carbonate ions are combined.
Carbon oxides include carbon monoxide and carbon dioxide.
All other carbon-containing compounds are organic.
Here are some examples. The chemical formula of vitamin A is C20H30O
The chemical formula of vitamin C is C6H8O6
The chemical formula of vitamin D2 is C28H440
The chemical formula of vitamin D3 is C27H440
The chemical formula of vitamin B1 is C12H17ClN4OS, vitamin B2, also known as riboflavin, is a water-soluble vitamin, the chemical formula is C17H20N4O6, vitamin B6 is a water-soluble vitamin, the chemical formula is C8H11NO3 vitamin E C27H44O2R1R2 According to the difference of R1&R2, it is divided into four categories, and the first two are common.
c11h7o2r r=(c5h8)6-h
c11h8o2 c11h9o5sna
As can be seen from the above, vitamins belong to the category of organic matter.
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