Poly-Prebiotic Powder

A Research-Backed Prebiotic and Polyphenol Blend to Nourish the Microbiome, Support Immune Balance & Protect Gut Barrier Integrity

Most conversations about gut health focus on probiotics, the beneficial bacteria themselves. But bacteria need fuel to thrive, and that is exactly what prebiotics provide. Poly-Prebiotic Powder from Pure Encapsulations is a uniquely comprehensive formula that combines two clinically researched prebiotic fibers with a trio of polyphenol-rich botanicals, working together to feed and diversify beneficial gut bacteria, support the gut lining, and strengthen the immune regulation that originates in the gut. It is pleasant-tasting, shelf-stable, and gentle enough for most sensitive systems, with low reported gastrointestinal side effects even in those new to prebiotic supplementation.

The Gut-Immune-Reprodutive Connection

We know that gut health is foundational to everything else: hormonal balance, immune regulation, reproductive resilience, and the body's ability to carry a healthy pregnancy. Dysbiosis, or microbial imbalance in the gut, has been linked to reproductive disorders including PCOS, endometriosis, infertility, and pregnancy complications through mechanisms that include immunological dysregulation, systemic inflammation, altered sex hormone metabolism, and disruption of the hypothalamic-pituitary-gonadal axis. 

A healthy gut microbiome is essential for a balanced immune response, helping the body distinguish between harmless and harmful agents and preventing an overactive immune response, which is crucial for successful implantation and pregnancy. An overactive or dysregulated immune system may mistakenly target and reject an embryo, leading to difficulties in implantation and an increased risk of miscarriage.

There is also a significant link between gut health and autoimmune conditions that can directly affect fertility, including autoimmune thyroid disease (Hashimoto's thyroiditis) and autoimmune-induced inflammation that can impair reproductive function. Gut dysbiosis may trigger or exacerbate autoimmune responses by interfering with the immune system's inflammation and sensing mechanisms.

This is why gut support is not separate from fertility support: it is part of the same conversation. A more diverse, resilient microbiome means more balanced estrogen metabolism, a more regulated immune response, and a gut barrier that keeps inflammatory triggers from entering the bloodstream and disrupting the delicate environment reproduction requires.

Key Ingredients & What They Do

• PreticX™ Xylooligosaccharide (XOS, 1.4g): A highly researched prebiotic fiber that selectively feeds Bifidobacterium species, beneficial bacteria known for their role in immune regulation, hormone metabolism, and gut barrier integrity. XOS is effective at low doses, well-tolerated, and shelf-stable
• BioEcolians® Alpha-Glucooligosaccharide (α-GOS, 1g): A complementary prebiotic fiber that targets Akkermansia muciniphila, a keystone gut bacterium that supports the mucus layer lining the gut wall. Healthy Akkermansia levels are associated with stronger gut barrier function, reduced systemic inflammation, and improved metabolic health
• Cranberry Extract (1.2g, standardized to 12mg proanthocyanidins): Polyphenols from cranberry have prebiotic effects that further support beneficial gut bacteria while inhibiting the adhesion of harmful bacteria to the gut lining. Also supports urinary and immune health
• Pomegranate Juice Powder (500mg): Rich in ellagitannins and polyphenols that are metabolized by gut bacteria into urolithin A, a compound with anti-inflammatory, antioxidant, and gut-protective properties. Pomegranate polyphenols support microbiome diversity and have been studied for their role in immune modulation
• Blueberry Extract (100mg, standardized to 4% polyphenols): Anthocyanins and polyphenols from blueberry further diversify the microbiome, reduce oxidative stress in the gut lining, and provide antioxidant support at the cellular level

Supports

• Microbiome diversity and Bifidobacterium enrichment
• Gut barrier integrity and Akkermansia muciniphila levels
• Immune regulation and reduced systemic inflammation
• Estrogen metabolism and hormonal balance via the gut-reproductive axis
• Reproductive resilience in the context of autoimmune and inflammatory conditions
• Healthy GI motility and digestive comfort

Best For

Anyone looking to support gut health as a foundation for immune balance, hormonal wellness, and reproductive vitality. Particularly relevant for those navigating autoimmune conditions, Hashimoto's thyroiditis, PCOS, endometriosis, recurrent implantation failure, or any fertility journey where immune regulation and inflammation are a concern.

Clean Credentials

• Gluten free, non-GMO, hypoallergenic
• Free from wheat, soy, dairy, eggs, tree nuts, peanuts, sesame, artificial colors, flavors, and sweeteners
• No unnecessary binders, fillers, or preservatives
• No magnesium stearate
• Vegan and vegetarian
• Part of Pure Encapsulations' PureGI product line
• Pleasant fruit flavor, sweetened with stevia

How to Use

Mix 1 scoop (approximately 4.6g) into a beverage or food, 1 to 2 times daily. Works well stirred into water, smoothies, or applesauce.

Consult your healthcare provider before use if you are pregnant, nursing, taking medications, or managing a medical condition.

Supplement Facts (per 1 scoop, 4.6g)

PreticX™ XOS: 1.4g | BioEcolians® α-GOS: 1g | Cranberry Extract: 1.2g (12mg PACs) | Pomegranate Juice Powder: 500mg | Blueberry Extract: 100mg

Other ingredients: Citric acid, malic acid, stevia leaf extract