Vitamin D3 + K2

Vitamin D3 + K2

1 Bottle
$24.99
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Vitamin D3 + K2

Vitamin D3 + K2

$24.99
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Try it for 30 days — Love it or get your money back.
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Most Vitamin D Gets Wasted. This One Doesn’t.

Built with highly absorbable forms + a gut-focused system designed to actually use what you take.

Most vitamin D supplements look effective —
but absorption is where they fall short.

This formula combines Vitamin D3 + K2 (MK-7 All-Trans) with our Gutcore Absorption & Gut Health Blend.

What is supports

  • Immune function + daily resilience*
  • Mood and overall wellness*
  • Bone strength + calcium utilization*
  • Cardiovascular and metabolic support*

Why it works

  • No cheap forms
  • Built for absorption
  • Designed for daily consistency

Stop guessing. Start absorbing.

Why Most Supplements Fail

Most supplements look good on the label — but fail where it matters.

  • They use cheap, poorly absorbed forms
  • They ignore how nutrients are actually absorbed (in the gut)
  • They pass through your system with minimal benefit

If your supplement isn’t absorbed, it’s not helping you.

It’s just being wasted.

Why Gutcore Works

We design supplements around one core principle:

👉 Absorption determines results

Every formula is built with:

  • Highly bioavailable vitamin & mineral forms
  • A gut-focused absorption blend
  • Fully transparent dosing

Because what your body uses matters more than what you take.

The Gutcore Absorption System

Most supplements stop at the ingredient.

We go further.

Our formulas include a targeted absorption & gut health blend designed to support how your body processes nutrients.

This helps:

  • Improve nutrient uptake
  • Support digestion
  • Enhance overall effectiveness

So your body can actually use what you take

No Cheap Forms. No Guesswork.

We don’t cut corners.

  • No low-quality or poorly absorbed forms
  • No proprietary blends
  • No hidden dosages

Every ingredient is chosen for bioavailability, transparency, and performance

Built for Daily Performance

Your body relies on vitamins and minerals for:

  • Energy and recovery
  • Immune function
  • Overall performance

But consistency and absorption matter.

Gutcore formulas are designed for:

  • Daily use
  • High absorption
  • Reliable results over time
If It's Not Absorbed, It Doesn't Work

Taking supplements isn’t enough.

If nutrients aren’t properly absorbed, they can’t be fully utilized.

That’s why we focus on:

  • Form selection
  • Gut support
  • Absorption efficiency

Because better absorption = better results.

Try It Risk-Free

Try Gutcore for 30 days.

If you don’t feel the difference, get your money back.

No risk. No guesswork.

*This statement has not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.

Complete the stack

Frequently asked questions

What is the Gutcore Absorption & Gut Health Blend?

It’s a small supportive blend designed to support digestion and absorption, so your body can better utilize nutrients from both supplements and food.

Is this safe for long-term daily use?

Yes—this formula is designed for consistent, daily use. If you have a medical condition or take prescriptions, consult your healthcare provider first.

Do you test for quality?

Yes. Every Gutcore Nutrients product is made in a facility that follows FDA cGMP quality standards and is third-party tested for quality and safety. We verify ingredient identity, test for purity and potency, and screen for common contaminants like heavy metals and microbial impurities to help ensure every batch meets our quality standards.

Will this make me feel jittery?

No—these formulas contain no stimulants and are designed for steady daily support.

Is the Gutcore blend safe to stack multiple products?

Yes. The Gutcore blend is formulated for stacking multiple products at the same time.