AXIS Nutrition™ Advanced Digestive Support
Regular: $59.95

$49.95

+ $1.00 / 2% Cashback

Single Bottle (30 Servings)

Code: 13837

Optimize Your Gut Health From Start to Finish

Often referred to as the body's "second brain," your gut has a nervous system of its own and plays a crucial role in physical and cognitive well-being.

Prime™ Advanced Digestive Support is formulated to help your gut communicate with the rest of your body and fuel overall metabolism.

Whether you're aging, not exercising enough or simply eating a less-than-ideal diet, this is a key daily supplement for your health maintenance.

Active Ingredients: Tributyrin Complex (50% tributyrin) - CoreBiome®‡, Berberine [from berberine HCI (Berberis aristata) (root)]

Other Ingredients: Gum acacia, hydroxypropyl methylcellulose, microcrystalline cellulose, dicalcium phosphate, silica, vegetable magnesium stearate.

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The Power of Postbiotics

600 mg CoreBiome®

The clinically studied ingredient CoreBiome® is a highly bioavailable butyrate-acting short-chain fatty acid (SCFA) that encourages the production of colonocytes.

150 mg Berberine

Berberine supports the growth of “good” bacteria that aid in butyrate production, while butyrate serves as an important byproduct of the probiotic gut bacteria.

When the SCFA production of acetate and propionate outweighs the production of butyrate, it can interfere with the colon’s ability to metabolize. Maintaining healthy levels of butyrate can help maintain a healthy metabolism.

CoreBiome® (Tributyrin), A Butyrate Derivative

Butyrate-acting SCFA CoreBiome® is highly bioavailable (easily absorbed by the colon), encouraging the production of colonocytes. Butyrate, a unique signaling molecule, has receptors in nearly all cells and is an important aspect of colonocyte metabolism. Butyrate gives energy to the cells in the gut lining that require butyrate to function properly; maintaining an oxygen-free environment allows beneficial gut flora to thrive. Healthy butyrate levels can help maintain a healthy metabolism, whereas a lack of healthy colonocyte production may make it more difficult for the microbiome to maintain homeostasis.

image of the molecular structure of butyrate

Product Classification

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Good Manufacturing Practices

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No Detectable GMO

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Vegan

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Gluten-Free

SCFAs: Supporting Microbiome Diversity & Gut-Brain Crosstalk

SCFAs are postbiotic compounds that act as an energy source and are critical for metabolism and digestive health; they work to support a healthy microbiome and mediate microbe-to-host immune system crosstalk between the gut and the brain. A contributing factor that influences the way the brain and gut communicate is the presence of SCFAs in the gut. A lack of beneficial postbiotic SCFAs can interrupt the way the two communicate. Supplementing with direct SCFAs, such as butyrate, propionate or acetate, can support the microbiome’s diversity and gut barrier function. 

image of the gut and the brain

Key Ingredients & Benefits

image of butyrate molecular structure
CoreBiome®‡*

Helps support digestive, gut and gastrointestinal health

Helps support a healthy intestinal lining

Supports a healthy intestinal barrier

Supports intestinal and colonic permeability

Supports a healthy microbiome

Helps maintain a balanced flora

image of berberine
Berberine*

Supports mucus membranes of the GI tract

Supports healthy insulin activity

Helps maintain healthy blood-glucose levels

Supports healthy lipid metabolism

May support antioxidant activity

Optimizing Gut Health From Start to Finish

Did you know that 70%–80% of your immune system’s cells are found in your gut? The gut is often referred to as the “second brain,” as one can directly impact the other. Prime Advanced Digestive Support provides clinically advanced SCFAs in the form of CoreBiome, along with berberine, which helps maintain healthy SCFA production. Help maintain energy, metabolism and digestive balance with powerful SCFA-acting postbiotics.

Frequently Asked Questions

Fiber is non-digestible and moves slowly through the digestive system; although it is a carbohydrate, it does not convert into sugar, leaving you feeling fuller longer and helping maintain healthy blood-sugar levels.

Those looking for direct postbiotic support or individuals who are interested in maintaining healthy communication between the gut-brain axis, which helps support digestive health and the production of SCFAs, would benefit from this product. This product is still beneficial for those with an existing high-fiber diet. Balanced diets should consist of healthy foods, including fiber; it is recommended that healthy adults consume an average of 25 grams of fiber daily. Fiber is a carbohydrate that does not convert into sugar. Instead, fiber moves through the digestive system to help “clean,” giving a feeling of fullness and maintaining healthy blood-sugar levels.

Prebiotics are fibers or resistant starches that the body cannot digest. Instead, they are the fuel for probiotics, helping support the growth of healthy bacteria in the gut. Probiotics are beneficial bacteria that are introduced into the gut by consuming fermented foods, such as sauerkraut, kefir, yogurt or kimchi, while dietary fiber serves as a prebiotic by feeding these bacteria during fermentation in the large intestine and colon. These “good” bacteria manufacture beneficial vitamins to prevent “bad” bacteria from entering the blood, which helps the body digest food by breaking it down for absorption. Postbiotics are SCFAs that may help support healthy cholesterol as well as healthy blood pressure levels. An imbalance in the microbiome can result in dysbiosis and affect your body. A well-balanced diet can help support your body’s beneficial bacteria, but supplementation may also be helpful to maintain regularity. Postbiotic supplements are as beneficial for the body as pre- or probiotics. SCFAs are postbiotic compounds that are important for metabolism and digestive health, working to support a healthy microbiome by mediating microbe-to-host immune system crosstalk between the gut and brain.

The three most common SCFAs essential to the gut are butyrate, acetate and propionate. The cells in the lining of the gut require butyrate to function properly. Butyrate gives energy to colonocytes (cells in the gut lining), which maintain an oxygen-free environment for beneficial gut microbes (or gut flora) to thrive, keeping gut cells and bacteria happy and healthy. Acetate, the most abundantly produced SCFA by the gut, helps maintain pH and keep gut acid levels low. Propionate assists in the production of glucose in the liver. The gut bacteria associated with butyrate SCFA production are Butyricicoccus pullicaecorum, Eubacterium rectale, Faecalibacterium prausnitzii and Roseburia spp. When the production of acetate and propionate outweighs that of butyrate, the colon’s ability to metabolize may be affected.

Over time, gut microbiome diversity changes, resulting in the need to pay more attention to maintaining a proper diet, as well as getting exercise and proper hydration. Even with a healthy diet, it may be necessary to supplement to retain postbiotics, such as butyrate, to maintain a healthy gut lining.

Research Scope

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

As CoreBiome®. CoreBiome is a registered trademark of Compound Solutions, Inc.

Reviews

Customer Rating

5.0 out of 5 star rating.

(7 reviews)

Break down of ratings:
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or, 100% of total reviews.
(0) 4 star ratings.
or, 0% of total reviews.
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Company review

5 out of 5 star rating.

by Anonymous

on 03/14/2026

I love the products

Customer service has declined over the years.

I've recently experienced many backorder on the products causing those items being dropped from my autoshipment causing a delay in receiving my product causing running out with not receiving the product for weeks afterwards.

No communication that the items were deleted and when I did question, their response was we've experienced an influx in orders due to the promotions we're currently running. An unacceptable response. A conscious company would have prevented that from happening, you never inconvenience a long time customer by deleting items from their autoshipments

Response from Customer Service on 03/16/2026

Thank you so much for your honest feedback, and we sincerely apologize for the inconvenience you've experienced with our recent backorders and lack of communication. We truly value your loyalty and are very sorry for the frustration and delays caused by products being removed from your autoshipment.

Your experience does not reflect the standards we strive to maintain, and we’re taking your comments seriously as we work to improve both our inventory management and customer communications. We understand how important it is to receive timely updates and consistent service, especially as a long-time customer.
Please know your concerns have been shared with our team.
Thank you again for sharing your feedback and for giving us the opportunity to improve.

Grateful and blessed!

5 out of 5 star rating.

by LufiL

Shop Consultant

on 01/25/2026

So grateful and relieved to have such phenomenal products available to help regulate me. Paired with our Isotonix Digestive Enzymes w/Probiotics is the perfect combo! I take these daily and highly recommend them! :) Good health starts in the gut! :)

Response from Customer Service on 01/27/2026

Thank you so much for your wonderful feedback! We're delighted to hear that Prime™ Advanced Digestive Support has made such a positive difference for you. Pairing it with Isotonix® Digestive Enzymes w/Probiotics is a fantastic combo, and we couldn't agree more—good health truly does start in the gut! We appreciate your recommendation and are grateful to be a part of your wellness journey. If you ever need anything or have questions, we're here to help. Thank you for choosing us!

This Amazing Product

5 out of 5 star rating.

by Anonymous

on 05/04/2025

I am in awe of the his product. I am an avid user of digestive enzymes do to gerd. With just using the isotonics I would have to use 2 or 3 doses every time I need it but with the advance digestive support I only need it one time. Saves me time and money !🤑

Amazing

5 out of 5 star rating.

by RichardP

Shop Consultant

on 06/12/2024

This product is AMAZING!! I couldn't believe how my digestive system was effected positively from a capsule and fast. It has helped me to totally eliminate regularly!!
#coffeetalk

Response from Customer Service on 06/12/2024

Dear Valued Customer,


Thank you for sharing your positive experience with the Prime™ Advanced Digestive Support! We're thrilled to hear that it has made a positive change to your digestive system. It's great to know that you've found it helpful. We appreciate your feedback and are here to support you. Feel free to reach out if you have any questions or need further assistance. Enjoy the benefits of our product and continue to #coffeetalk!


Thank you again!
The Product Information Team

Prime Advanced Digestive Support

5 out of 5 star rating.

by JanetP

Shop Consultant

on 03/14/2024

I added this product to my daily supplements. I love how it helps me MOVE!

Janet Perry

Response from Customer Service on 03/15/2024

Dear Valued Customer,

Thank you for sharing your positive experience with the PRIME™ Advanced Digestive Support! We're thrilled to hear that it has had a positive impact on your daily routine. Feedback like yours is truly rewarding for us as we strive to create products that our customers enjoy. Please feel free to reach out if you have any questions or need further assistance. Wishing you continued success on your wellness journey!

Thank you again,
The Product Information Team

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