Dr. Eric Berg Profile picture
Jan 9, 2025 18 tweets 6 min read Read on X
What Happens When Your Body Is Severely Vitamin D Deficient?

These 12 bizarre symptoms might shock you.

You May Never Skip Your Vitamin D Again After Reading This:

1/ Your head starts sweating uncontrollably... 🧵 (THREAD) Image
Strange, but true.

This bizarre symptom shows up in infants, teenagers, and adults. Excessive head sweating is a red flag, especially in children.

But why?
First, 25,000 genes exist in your body.

10% are directly controlled by vitamin D. Your blood tests only show inactive vitamin D — not what's happening in your cells...
When Dr. Hollis presented his findings to top vitamin D researchers, he was attacked for his conclusions.

Why? Because effective vitamin D treatment directly competes with the top-selling drugs on the market.

Here are 10 more vitamin D deficiency symptoms you should know:
2/ Your sleep gets destroyed by night sweats.

You wake up with a soaked pillow despite cool temperatures.

Vitamin D deficiency triggers an overactive immune response, disrupting your body's temperature control center:
3/ Your emotions become a rollercoaster.

Vitamin D directly controls your emotional regulation through complex brain pathways.

Adequate vitamin D levels help protect neurons and reduce inflammation, which can otherwise exacerbate mood disorders.
4/ When you're vitamin D deficient, you run the risk of a dysfunctional immune system.

This may cause symptoms like:

• Autoimmune Reactions
• Recurrent Infections
• Chronic Fatigue
• Inflammation

Here's why:
5/ Your motivation vanishes completely.

Tasks pile up. Everything feels overwhelming.

This isn't laziness — it's your brain's motivation center malfunctioning without vitamin D.
6/ Panic attacks strike unexpectedly.

These aren't just anxiety episodes. Your brain's fear center is malfunctioning from a lack of vitamin D, disrupting crucial serotonin pathways.
7/ A deep ache sets into your bones.

Not sharp pain, but a deep internal ache — especially in your:

• Hips
• Pelvis
• Upper legs
• Lower back

This is osteomalacia beginning — your bones literally softening. Here's how it works:
8/ Your muscles start failing you.

Without vitamin D, calcium can't enter your muscle cells properly.

The result? Progressive weakness, especially in the legs and shoulders. Your muscles physically can't contract.
9/ Your joints become stiff.

Stiffness takes over your knees and fingers as vitamin D is crucial for cartilage and collagen.

10/ Fatigue becomes your new normal.

Your cellular energy factories (mitochondria) are dying. Old viruses can reactivate, draining you further. Image
11/ Your brain feels like it's in a fog.

Decision-making becomes impossible. Focus vanishes.

12/ You can't stop eating yet never feel satisfied.

Without vitamin D, nutrients can't properly enter your cells, leaving you constantly craving more.
How much vitamin D do you need?

40 minutes of sun gives you 20,000 IU of vitamin D3.

For different deficiencies, try:

- 10,000-20,000 IU for general deficiency.
- 50,000 IU of vitamin D3 daily for chronic fatigue.

Toxicity occurs when taking 100,000 IU daily for weeks.
Essential cofactors for vitamin D are magnesium, vitamin K2, zinc, and B6.

Without these, you won't get the full benefits. This is why most vitamin D supplements fail.
Effective vitamin D supplementation threatens a multi-billion dollar drug industry.

The medical establishment actively suppresses this information.

But the science is clear: vitamin D deficiency underlies many modern health problems. Image
A bit about me:

I am the creator of Healthy Keto® & Intermittent Fasting protocols.

I educate millions on nutrition and wellness, empowering over 100M people to make healthier choices.

Join me on a journey to maintain vitality and lose weight while enjoying life. Image
That's a wrap!

What is ONE thing you learned from this thread? Comment below...

And follow me @dr_ericberg to join my mission to provide evidence-based insights to improve your health and longevity.

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More from @dr_ericberg

Mar 8
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Used for over 3000 years but forgotten by modern medicine.

Here’s what makes it so effective, and why it matters: 🧵 Image
The oil is called black seed oil.

It’s extracted from the seeds of Nigella sativa, a plant used in traditional medicine for centuries.

Its key compound, thymoquinone, targets inflammation and immune dysfunction.

But here’s where it gets wild…
Research shows black seed oil may help with:
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How does one oil do all that?

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I tested celebrity biohacks, including stem cell therapy, peptides, hypoxic training, and more.

Some were expensive, some were intense, but the results were shocking.

You won’t believe what actually worked. 🧵 Image
1/ Peptides

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Many athletes and high-profile individuals use them to support recovery and reduce inflammation.
I personally tried two peptides: BPC-157 and Thymosin Alpha-1.

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Mar 5
Grocery stores are not in the food business. They’re in the real estate business.

I went into the grocery store with a list, and still came out buying things I never planned on.

Here’s how stores manipulate you at every turn, from smells to shelf placement. 🧵 Image
First, understand this.

Grocery stores only make about 1 to 3 percent net profit on food.

That is very low.

So where does the real money come from?
Between 50 and 75 percent of grocery store profits come from something called slotting fees.

Brands pay substantial sums of money for prime shelf placement.

$10,000. $100,000. Even $1 million.

All for a single product in the right location.
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Mar 3
Struggling to lose stubborn belly fat?

I’ve tested many fasting hacks, and most don’t work.

The secret is lowering insulin so your body can finally burn fat.

Here are 7 proven strategies to reduce belly fat fast:

1/ High-Fat Diet… (yes, you read that right) 🧵 Image
Image
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As your body adapts and appetite decreases, gradually reduce dietary fat intake so you can rely more on stored body fat for fuel.
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This is a simple habit that can be incorporated daily.
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Feb 28
Joe Rogan thought he was being poisoned.

His blood test showed high arsenic levels.

But the culprit wasn’t foul play.
It was something he ate every night. Image
Rogan was eating three cans of sardines every evening.

That routine led to detectable arsenic in his system.

When he stopped eating sardines, his blood levels normalized within 3 months.

Should you be concerned about sardines?
Let’s look at this carefully.

Yes, sardines can contain trace amounts of arsenic, just like many other natural foods.

At typical consumption levels, this is not considered harmful.

In fact, they’re one of the most nutrient-dense foods out there. Image
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Everyone thinks gray hair is the result of genetics and aging.
It's not.

It's your body breaking down its own tissues to survive stress.

Here's the real culprit (and how to reverse it): 🧵
Aging and genetics play a role in gray hair.

But lifestyle factors can significantly affect how early gray hair appears.

This is where epigenetics comes in.
Your habits influence how your genes express themselves.
There are two primary contributors to premature graying:

1/ Decreased melanin production
2/ Increased oxidative stress within the hair follicle

Let’s examine each one…
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