• A white tub of NutraBio's D-3 supplement.
  • Vitamin D (5000 IU)
  • Vitamin D (5000 IU)
  • Mark Glazier Founder and CEO
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1 5
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Vitamin D (5000 IU)

Vitamin D (5000 IU)

Support your bone health and boost immune function with NutraBio Vitamin D (5000 IU), featuring highly effective Vitamin D3 for optimal absorption and sustained benefits.

Also available in Vitamin D (2000 IU).
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Vitamin D (5000 IU)
$14.99
$14.99
NUTRABIO QUALITY GUARANTEE

NUTRABIO QUALITY GUARANTEE

Made in the USA • Third-Party Tested • Fully Transparent Labels • Fully Dosed Formulas

Support your bone health and boost immune function with NutraBio Vitamin D (5000 IU), featuring highly effective Vitamin D3 for optimal absorption and sustained benefits.

Description

Key Ingredients

Dietary Restrictions

Delivery & Returns

SKU: 51445
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Essential Bone & Immune Health Support

Uses the same form of vitamin D3 your body creates from sunlight to support calcium absorption, bone mineralization and immune resilience.

5000 iu
Vitamin D3
ZERO
Fillers or Excipients

How NutraBio Is Better

Fully transparent labels, no proprietary blends, and third-party testing on every batch — so you always know exactly what you're getting. Here's how NutraBio compares.

A white tub of NutraBio's D-3 supplement.NutraBio
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High-Potency
Highly Bioavailable
3rd-Party Batch Tested
In-House Manufactured

The Science-Backed Edge

Every ingredient is chosen with purpose and backed by science to deliver meaningful results. Whether it’s wellness or performance, each formula is fully dosed and built with innovation to help your body function at its highest potential.

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Live Without Compromise

We are dedicated to helping you achieve real results by ensuring every product is made with the highest-quality ingredients and uncompromising standards. Our commitment to excellence is built to help you reach your potential and live without compromise.

  • Bone Strength

    Bone Strength

    Supports healthy bone mineralization and calcium absorption to maintain skeletal integrity.

  • Immune Health

    Immune Health

    Helps support immune cell activity and healthy immune responses throughout the year.

  • Muscle & Strength

    Muscle & Strength

    Contributes to optimal muscle function and contraction via improved vitamin D status.

  • Wellness & Daily Health

    Wellness & Daily Health

    A foundational micronutrient that supports broad daily health beyond bone and immune.

  • Heart Health

    Heart Health

    Directs calcium metabolism and vessel function to support cardiovascular wellness.

  • A bold black geometric eye shape with a white lightning bolt at its center, surrounded by hexagonal outlines and triangular accents on each side.

    Alertness

    Supports healthy nervous system function and contributes to mental clarity by maintaining optimal vitamin D levels.
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Essential Support for Bone, Immune & Total Health

Build Strong Bones

Helps promote calcium absorption and skeletal strength with the same D3 your body naturally makes.

Strengthen Immunity

Supports immune system resilience and healthy responses to environmental stressors.

Optimize Daily Performance

By supporting bones, muscle and immune health you maintain more consistency in training, recovery and daily wellness.

Overall rating: 4.96 / 5 from 25 reviews.

AI Generated Review Summary

Summary topics

Review topics: [quality, supplement, capsules].

Review highlights

Reviews

Perfect

"Small capsule that is extremely easy to swallow that is gluten free. Rice flour is the only extra ingredient so this is the purest form of vitamin D 3 that I have ever seen. No weird taste, no color additives. Just what you need."

— Pinchot (5/5)

Vitamin D-3 5000IU review

"Vitamin D-3 5000IU. No other ingredients, besides the capsule it’s in. It’s one of the most studied vitamins and it is what it is. Quality supplement."

— John A. (5/5)

C

"Great awesome product"

— Edward J. (5/5)

Simple clean effective Vit D!

"Excellent! Pure vit D!"

— Cain (5/5)

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