What is the role of B family?
B vitamins are one of the essential nutrients for the human body. They play an important role in energy metabolism, nervous system health, immune regulation, etc. In recent years, with the increase in health awareness, the role of B vitamins has become a hot topic. This article will combine the hot content on the Internet in the past 10 days to introduce in detail the functions, sources and deficiency symptoms of B vitamins, and present key information in structured data.
1. The main functions of B vitamins

B vitamins include multiple members, such as B1 (thiamine), B2 (riboflavin), B3 (niacin), B6 (pyridoxine), B9 (folic acid), and B12 (cobalamin). Their main functions are as follows:
| vitamins | Main functions | common food sources |
|---|---|---|
| B1 (Thiamine) | Participate in energy metabolism and maintain nervous system health | Whole grains, pork, beans |
| B2 (riboflavin) | Promote skin health and protect vision | Milk, eggs, green leafy vegetables |
| B3 (niacin) | Supports the digestive system and lowers cholesterol | chicken, fish, peanuts |
| B6 (pyridoxine) | Regulate mood and promote hemoglobin synthesis | Bananas, potatoes, chicken |
| B9 (folic acid) | Prevent fetal neural tube defects and promote cell growth | Green leafy vegetables, citrus fruits |
| B12 (cobalamin) | Maintain neurological function and prevent anemia | Animal liver, fish, dairy products |
2. Symptoms of B vitamin deficiency
B vitamin deficiencies can lead to a variety of health problems. The following are common deficiency symptoms:
| vitamins | deficiency symptoms |
|---|---|
| B1 | Fatigue, memory loss, beriberi |
| B2 | Angular stomatitis, dry skin, eye fatigue |
| B3 | Dermatitis, diarrhea, dementia (in severe deficiency) |
| B6 | Depression, anemia, decreased immunity |
| B9 | Anemia, abnormal fetal development |
| B12 | Nerve damage, megaloblastic anemia |
3. How to scientifically supplement B vitamins
1.A balanced diet:Get B vitamins through a varied diet, such as whole grains, meats, vegetables, etc.
2.Moderate supplements:For vegetarians or people with malabsorption disorders, B vitamin supplements can be taken under the guidance of a doctor.
3.Avoid overly processed foods:Refined foods may cause the loss of B vitamins, so it is recommended to choose natural ingredients.
4. Hot topics on the Internet in the past 10 days
Recently, discussions about B vitamins have mainly focused on the following aspects:
-B vitamins and immunity:Research shows that B6, B9, and B12 play an important role in regulating the immune system.
-People who stay up late need to supplement B vitamins:Staying up late for a long time may increase the consumption of B vitamins. Supplementing B vitamins can help relieve fatigue.
-How vegetarians can avoid B12 deficiency:Plant foods contain very little B12, so vegetarians need to pay special attention to supplements.
Conclusion
B vitamins are important nutrients for maintaining human health, and their functions cover many aspects such as energy metabolism, nervous system, and immune regulation. Deficiency symptoms can be effectively prevented through a reasonable diet and scientific supplementation. Recent hot topics also remind us that modern lifestyle may lead to increased demand for B vitamins, and we need to pay more attention to nutritional balance.
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