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11 Vitamin B6 Deficiency Symptoms You've NEVER Heard Before

author avatar Dr. Eric Berg 04/03/2024

11 Vitamin B6 Deficiency Symptoms You've NEVER Heard Before

Picture this: You're juggling work, family, and a seemingly endless to-do list. Fatigue is your constant companion. But it's more than just tiredness... strange rashes are appearing on your skin and an odd imbalance in your mood that you can't shake off.

Does this sound familiar?

You may think it's just stress or maybe a lack of sleep. But what if I suggested that these could be symptoms of something else entirely - a vitamin B6 deficiency, which is often overlooked? Something often overlooked - a vitamin B6 deficiency.

Vitamin B6 plays a crucial role in over 140 enzyme pathways in our bodies, but other nutrients often overshadow its importance. This silent superhero has so much more going for it than we give credit for!

Are you hooked? Hold on tight; we're diving into a thrilling exploration of the world around us.

The Vital Role of Vitamin B6 in the Body

Vitamin B6, also known as pyridoxine, is critical to our body's function. It's like a busy backstage crew member at a concert—unseen but ensuring everything runs smoothly.

Involved in over 140 enzyme pathways, it aids numerous biological processes such as protein metabolism and red blood cell creation. Imagine your body as an intricate machine; vitamin B6 is one of its vital cogs.  

Understanding the Active Form of B6

Beyond just regular old B6, there’s P5P—the active form that outshines all others with superior bioavailability. Think about it this way: if all forms of vitamin B6 were runners in a race, P5P would be Usain Bolt.

This means that when you take P5P, more gets absorbed into your system, where it can do its good work than with other types.

The Consequences of Excessive Vitamin B6 Intake

Did you know that taking too much vitamin B6 can harm your health? When it comes to this essential nutrient, more isn't always better. Overdoing it on the vitamin B6 intake might lead to unexpected consequences.

A shocking revelation is that consuming over 1,000 milligrams of B6 per day could trigger toxicity symptoms. It's like running a car engine with too much oil—it won't enhance performance but instead cause damage.

Neurological Issues Linked to High B6 Intake

Your nervous system takes a hit when there's an excess of vitamin B6 in the body. Just as traffic jams disrupt smooth transportation flow in cities, high levels of this vital nutrient can wreak havoc on neurological functioning.

This becomes evident through signs such as tingling hands and feet or numbness—a sensation similar to pins and needles poking your skin incessantly from inside. These are not pleasant feelings at all.

If you're popping supplements indiscriminately without proper guidance or going bonkers over fortified foods, consider pulling back those reins. Remember - balance is critical for optimum health benefits.

Uncommon Symptoms of Vitamin B6 Deficiency

Vitamin B6, a critical nutrient for the body's normal functioning, has some surprising deficiency symptoms. For instance, neurotransmitter imbalances and dermatitis rashes may occur when there's insufficient vitamin B6 in your system.

How B6 Deficiency Affects Neurotransmitters

Vitamin B6 is essential for manufacturing and controlling neurotransmitters, which are chemicals that transmit nerve cell signals. If you're low on this vital nutrient, these important messengers can get out of whack, leading to mood swings or depression.

In more severe cases, it might even increase susceptibility to autism. Recent research suggests that children with autism have lower levels of active form P5P (vitamin B6) compared to neurotypical kids.

The Connection Between Vitamin B6 Deficiency and Dermatitis Rashes

Dermatitis rashes are another uncommon sign pointing towards insufficient intake. Itching or flaky skin could be your body asking for more helpings of chicken or fish – excellent sources rich in bioavailable vitamin B6.

National Institutes Of Health confirms this connection between dermatitis rashes and inadequate dietary supply.

Dietary Sources Rich in Bioavailable Vitamin B6

Not only the quantity of Vitamin B6 you consume but also its source is necessary. The body can use some sources of this nutrient more effectively than others.

Let's talk meat - beef, pork, fish, and chicken are packed with bioavailable B6.

These protein powerhouses offer a form of vitamin that your body can readily use to support vital functions like enzyme production. Studies show they're superior choices for getting your dose of this essential nutrient compared to other foods such as dairy products or eggs.

Comparing Vitamin B6 Bioavailability in Different Foods

In terms of plant-based sources, don't discount them entirely. Although plant-based sources may not be as abundant in bioavailable Vitamin B6 as animal foods, they still contribute to our daily requirements. 

The key takeaway? Variety is crucial. Including animal and plant-based options in your diet ensures an adequate intake of highly absorbable forms of vitamin B6. After all, health isn’t simply black or white; it’s finding the right balance within a colorful dietary spectrum.

Vitamin B6 Deficiency as an Indicator of Inflammation Status

Vitamin B6 is a crucial player in health, and its deficiency can indicate inflammation. It's got a starring role. A deficiency in this vital nutrient can hint at inflammation, especially regarding gut issues or IBS.

The Link Between Vitamin B6 Deficiency and Gut Inflammation

Buckle up because we're about to get scientific here. Insufficient intake of vitamin B6 has been linked with gut inflammation and IBS. Studies show that our bodies may use more of this essential nutrient during times of stress – including internal stress from inflammation.

This is where the plot thickens: if your body uses more vitamin B6 due to inflammation but doesn’t get enough from diet or supplements, you might find yourself deficient in this crucial player.

But don't worry; there's no need for dramatic music yet. You could turn things around by keeping tabs on your levels and incorporating foods rich in bioavailable Vitamin B6, like beef or fish, into your meals. Just think - each bite brings better balance back into your life.


Unraveling the world of vitamin B6 has been quite a journey.

The silent superhero is involved in over 140 enzyme pathways and has an active form - P5P. High doses can cause problems, but lack thereof leads to uncommon Vitamin B6 deficiency symptoms like strange rashes or mood imbalances.

Bioavailable B6 isn’t hard to find; meat products are your go-to source. And if you're dealing with gut inflammation or IBS, keep a closer eye on your B6 levels, as they may indicate your inflammation status.

So take care of yourself, watch out for those signs, and ensure you get enough vitamin B6!

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