Allergy Research Group XOS supplement bottle
What We Researched
2 active ingredients analyzed · 1 inactive ingredient decoded · 2 brand certifications checked · Last updated: Aug 2026
93
Product Score Excellent
83
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 1.25 g 1%
Xylo-oligosaccharides 1.25 g
Bioavailability Very Good

Absorption Rating

  • Total Carbohydrates Fair
  • Xylo-oligosaccharides Good
Other Ingredients Excellent

Fillers & Additives

  • Maltodextrin
Efficacy Excellent

Dosage Analysis

  • Xylo-oligosaccharides 1.25 g Effective

Supplement Facts

Ingredient Amount % Daily Value
Total Carbohydrates 1.25 g 1%
Xylo-oligosaccharides 1.25 g

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Brand Trust Report
Allergy Research Group

Founded 1979 · Salt Lake City, Utah, United States · 374 products · allergyresearchgroup.com

Certifications

2 certifications
Consumerlab Verified Source
NSF Certified Verified

Transparency

6 claims
Third Party Testing Claim — Claimed
Coa Availability — Claimed
In House Testing — Verified Source
Testing Lab Disclosure — True
Contains Proprietary Blend — True

Violation History

1 incident
Prop 65 Lead2011-01-14Source
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Frequently Asked Questions
Is Allergy Research Group XOS a good supplement?

Allergy Research Group XOS received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 2 active ingredients with 80 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, Allergy Research Group, holds a brand trust score of 83/100 with 2 verified certifications including Consumerlab, NSF Certified.

What are the ingredients in Allergy Research Group XOS?

Allergy Research Group XOS contains 2 active ingredients: Total Carbohydrates (1.25 g), Xylo-oligosaccharides (1.25 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Allergy Research Group XOS safe to take?

Allergy Research Group XOS has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Allergy Research Group a trustworthy supplement brand?

Allergy Research Group receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1979 and headquartered in Salt Lake City, Utah, United States, the company offers 374 products in their lineup. They hold 2 verified certifications including Consumerlab, NSF Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Allergy Research Group has 1 historical regulatory incident on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.