What Does Vitamin B6 Do to Your Body?

Vitamin B6, or pyridoxine, is one of the six B vitamins that are crucial for the body. It has several health benefits. Some of these benefits are improving blood circulation, boosting immunity, and lowering the risk of cardiovascular diseases. 

But what does vitamin B6 do to your body exactly? How does it affect your cells, organs, and systems? In this article, we will answer these questions and more. We will also cover the symptoms of vitamin B6 deficiency and the best sources of this vitamin in foods.

How Vitamin B6 Benefits Your Body in Various Ways

One of the main questions that people have about vitamin B6 is: what does vitamin B6 do to your body? The answer is that vitamin B6 has many important health functions. For instance, vitamin B6 helps promote better circulation within the body

It does this by regulating the amount of homocysteine in the blood. Homocysteine is an amino acid that can cause heart problems if it accumulates too much. Vitamin B6 breaks down homocysteine into essential chemicals that the body needs.

Another health function of vitamin B6 is that it strengthens the immune system. Vitamin B6 is involved in many chemical reactions related to the immune system. It helps produce antibodies, white blood cells, and cytokines. These immune system components fight off infections and diseases. Vitamin B6 also helps make serotonin, a hormone that regulates mood. Having enough vitamin B6 in the body can contribute to good mood and well-being. Research shows that low levels of vitamin B6 are linked to depression and anxiety. 

Vitamin B6 also has a protective effect against cancer and cognitive decline. Studies suggest that having adequate vitamin B6 in the blood can lower the risk of developing various types of cancer, especially colorectal cancer. 

Vitamin B6 also supports brain function by preventing memory loss and dementia. This is because vitamin B6 is essential for homocysteine metabolism, which affects brain health. High levels of homocysteine have been associated with Alzheimer’s disease and cognitive impairment.

How Vitamin B6 Lowers Your Risk of Certain Diseases

As you can see, vitamin B6 does a lot for your body. It also helps reduce the risk of cardiovascular disease. This is because of its role in homocysteine regulation, as mentioned earlier. By keeping homocysteine levels low, vitamin B6 prevents damage to the blood vessels and the heart.

 Vitamin B6 also improves brain function by enhancing homocysteine metabolism. This helps prevent cognitive decline and dementia, which are common in older adults.

Who Needs More Vitamin B6 and Why

Vitamin B6 deficiency is rare, but it can happen in some cases. Some conditions that may lead to vitamin B6 deficiency are kidney disease. As well as, malabsorption syndrome and alcohol abuse. These conditions affect the absorption or use of vitamin B6 in the body. People who follow a vegetarian diet may also be at risk of low vitamin B6 intake. This is because they may not consume enough foods that contain vitamin B6.

How Much Vitamin B6 Do You Need and Where to Get It

The amount of vitamin B6 that you need depends on your age and gender. For adults 50 years and younger, the recommended intake is 1.3 mg of vitamin B6 per day. For men over 50 years, the recommendation is 1.7 mg per day. For women over 50 years, the recommendation is 1.5 mg per day.

You can get vitamin B6 from many foods, both animal and plant sources. You can also take vitamin B6 supplements if you have a deficiency or a medical condition that requires it. Some of the foods that are rich in vitamin B6 are chicken, salmon, oatmeal, bananas, nuts, dates, and kale.

To ensure that you get enough vitamin B6 for your body, we recommend eating a well-balanced and varied diet that includes these foods. Vitamin B6 is very important for your health and well-being. 

It helps with circulation, immunity, mood, cancer prevention, and brain function. It also lowers the risk of cardiovascular disease and cognitive decline. So make sure you eat foods high in vitamin B6 every day. One easy way to do this is to snack on some dates, which are delicious and nutritious.

What Does Vitamin B6 Do to Your Body: A Summary of Its Benefits and Sources

Vitamin B6 is a vital nutrient that has many health benefits for your body. It helps with blood circulation, the immune system, cancer prevention, and brain function. It also reduces the risk of cardiovascular disease and cognitive decline. That’s why having enough vitamin B6 for your body is good for your health.


You can get vitamin B6 from many foods. Some foods that have a lot of vitamin B6 are chicken, salmon, oatmeal, bananas, nuts, dates, and kale. You should eat different kinds of foods that have vitamin B6 every day. You can also take vitamin B6 supplements if you have a medical condition that requires it or if you are at risk of deficiency. Vitamin B6 is essential for your well-being and happiness. So don’t neglect this important vitamin and enjoy its benefits every day.

Written by:
Allison Tallman, MS, RDN, CNSC
Registered Dietitian



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