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Micellar Casein

Micellar Casein

Optimize muscle recovery by supplying the body with a slow release of amino acids for upwards of 7 hours.

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Micellar Casein
$44.99
$44.99
NUTRABIO QUALITY GUARANTEE

NUTRABIO QUALITY GUARANTEE

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

Optimize muscle recovery by supplying the body with a slow release of amino acids for upwards of 7 hours.

Description

How To Use

Key Ingredients

Dietary Restrictions

Delivery & Returns

SKU: 24980
View full details

Sustained Release Protein for Growth and Recovery

Provides a long-lasting supply of amino acids with slow-digesting micellar casein to support muscle repair and fullness for up to 4 to 7 hours.

25 g
Micellar Casein
120
Calories
1 g
Sugar
1 g
Fat

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 black tub of NutraBio's Micellar Casein supplement.NutraBio
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Award-Winning Flavors
Full Label Disclosure
3rd-Party Batch Tested
n-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.

A container of NutraBio Micellar Casein protein powder in Dutch Chocolate flavor and a NutraBio shaker bottle, both placed inside a black gym bag.

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.

  • A stylized black and white illustration of a flexed muscular arm with an arrow wrapped around it, symbolizing strength and growth.

    Sustained Muscle Recovery

    Provides an extended, steady release of amino acids to support continuous muscle repair for hours after your workout or before bed.

  • A black and white graphic of a muscular, faceless person with a padlock symbol on their upper right chest, suggesting strength or security.

    Anti-Catabolic Support

    Helps reduce muscle breakdown during extended periods without food so you stay in a growth-supportive state longer.

  • A black silhouette of a person inside a hexagon, with an arrow curving around the top right corner, suggesting movement or rotation. The background is white.

    Nighttime Muscle Fuel

    Ideal before sleep, supplying a slow trickle of protein to help your body rebuild and recover overnight.

  • A stylized, angular black and white graphic of a flexed muscular arm, outlined with bold lines, representing strength or fitness.

    Enhanced Muscle Fullness

    Supports improved muscle retention and fullness due to its extended digestion time and steady amino supply.

  • A black silhouette of a stomach with a padlock icon overlapping it, symbolizing restricted access or blockage within the stomach.

    Increased Satiety

    Thick, slow-digesting protein helps keep you fuller for longer, supporting appetite control and better nutritional consistency.

  • A stylized chemical reaction diagram showing a six-sided ring transforming into another six-sided ring with an arrow pointing to a third six-sided ring below. The rings have bold, angular lines and open segments.

    Optimal Protein Utilization

    Delivers a consistent flow of essential amino acids that your body can efficiently absorb and use for recovery, strength, and lean muscle growth.
A large container of NutraBio Micellar Casein protein powder (strawberry ice cream flavor) and a NutraBio shaker bottle sit inside an open black gym bag with workout gear.

Long Lasting Protein for Recovery and Muscle Preservation

Sustained Muscle Recovery

Slow-digesting micellar casein delivers a steady release of amino acids to support continuous muscle repair for up to several hours.

Anti-Catabolic Support

Helps reduce muscle breakdown during long periods without food so your body stays in a growth-supportive state.

Nighttime Muscle Fuel

Provides prolonged protein delivery ideal for before bed, helping your muscles rebuild and recover throughout the night.

Overall rating: 4.902439 / 5 from 41 reviews.

AI Generated Review Summary

Micellar Casein is a high-quality, slow-digesting protein powder that supports muscle recovery and growth. It provides a steady release of amino acids for up to 7 hours, making it ideal for between meals and bedtime. Customers appreciate its great taste, excellent texture, and top-notch quality.

Summary topics

  • Taste (53%): Many customers pointed out that the taste of the product is great and excellent, making it a popular choice.
  • Protein Quality (27%): A significant number of customers loved the protein powder, praising its taste, texture, and slow release.
  • Product Quality (22%): Many customers remarked that the quality of the product is great and top-notch, with no negative reviews mentioned.

Review topics: ["quality","taste","protein","casein"].

Review highlights

  • "Great taste and quality ingredients." — Rocky R.
  • "Great flavor and mixes well." — Marc W.
  • "Great taste and will help you sleep like a baby and be recovered for heavy lifting the next morning!" — Allison M.

Reviews

protein

"i put one scoop in my pre-workout"

— jonathan c. (5/5)

great quality and fast delivery

"drink it every night before bed"

— gymrat (5/5)

Great quality and fast delivery

"Have loved this product for the past 3 yrs wish they would make a bigger size and add a couple more different flavors"

— gymrat (5/5)

Great quality and flavor

"Absolutely love this brand been using it for probably about four years now and they’re very quick with their shipping. Just wish they’d have some more flavors."

— Michelle (5/5)

Great product

"Great product. Great taste. Works as advertised."

— Larry U. (5/5)

Nesquick crack

"Taste like strawberry nesquick. Mixes well, and ill even use it to make overnight oats. Very much so recommend to other who wanna mix it up. A new flavor wont hurt, and this one tastes amazing."

— Stefan A. (5/5)

protein

"i add it to my pre-workout shake"

— jonathan (5/5)

The best.

"The best."

— Liliana D. (5/5)

Tastes good. Adds to my protein needs.

"Love the chocolate. The Strawberry is great with frozen blueberries! Will try the new one next."

— Susan D. (5/5)

Bedtime protein

"Love this stuff!! It works great for preventing muscle loss when on a cut."

— Darren B. (5/5)

Q&A

Frequently Asked Questions

How does micellar casein differ from whey protein isolate?

Micellar casein digests more slowly than whey isolate, providing a steady stream of amino acids for hours. It is ideal for nighttime recovery or longer gaps between meals.

Can I use micellar casein even if I'm not a bodybuilder?

Yes. Anyone looking to increase daily protein intake or support muscle recovery between meals can benefit from micellar casein, not just athletes.

Is micellar casein suitable for weight management?

Because it digests slowly and helps you feel full longer, micellar casein can support appetite control and lean muscle maintenance during calorie deficits.

What makes NutraBio's Micellar Casein cleaner than other brands?

It is made with 100% pure micellar casein, with no caseinates, fillers, or proprietary blends, and every batch is third party tested for purity and label accuracy.

Does micellar casein mix well in a shaker or blender?

Yes, although it is naturally thicker than whey. For best results, use a blender or a shaker with a wire whisk ball and add extra liquid for a smoother texture.

When is the best time to take micellar casein?

Common times include before bed, between meals, or during long gaps without food to provide sustained amino acid delivery. Pair whey isolate post workout for rapid uptake and use micellar casein later for extended support.