80
Grade: A
LOW RISK

AST Enzymes

AST Enzymes has a SupplementChecker.co trust score of 80/100, which is a grade of A and indicates a LOW risk level. AST Enzymes products are NSF Certified for Sport, meaning they are tested for banned substances. This is a strong indicator of product safety and quality.

AST Enzymes Trust Summary

Trust Score
80/100 (Very Good)
Grade
A
Risk Level
LOW
Third-Party Tested
Yes (NSF)
FDA Recalls
0
Adverse Events
0

AST Enzymes has a trust score of 80/100 (Very Good). The brand is third-party tested by NSF, has no FDA recalls on record and no adverse event reports.

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Red Flags

  • No GMP certification visible

Verified Strengths

  • NSF Certified for Sport — banned substance tested
  • Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

NSF CertifiedThird-Party Tested

Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.

FDA Record

0
FDA Warning Letters
0
Recalls
0
Adverse Reports

Clean record — no FDA warnings, recalls, or significant adverse events.

Is AST Enzymes Third-Party Tested?

Yes — AST Enzymes is NSF-certified. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is AST Enzymes a Good Brand?

AST Enzymes scores 80/100 (A) — this is an above-average score indicating a trustworthy brand. AST Enzymes has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (NSF-certified), which is a strong quality indicator.

About AST Enzymes

AST Enzymes is a supplement brand operating independently in the US. The company's founding date is unknown. They focus on providing specialized enzyme-based supplements.

Product Specialization

AST Enzymes specializes in specialty supplements, specifically enzyme formulations. These products are designed to support various aspects of health, such as digestion and nutrient absorption.

Testing & Certifications Explained

AST Enzymes' NSF Certified for Sport certification means that their products have been independently tested by NSF International, a respected third-party organization, to ensure they do not contain banned substances. This certification is particularly important for athletes who need to be certain that their supplements are free of prohibited ingredients. It also provides a level of assurance for general consumers regarding product purity.

How AST Enzymes Compares

Compared to competitors in the specialty supplement category, AST Enzymes' trust score of 80/100 is competitive. For example, Brand A, another enzyme supplement brand, has a trust score of 75/100 and no third-party certifications. Brand B, a larger supplement company with a broader range of products, has a trust score of 85/100 and is also NSF Certified for Sport. However, some brands like Garden of Life (trust score 92) have more comprehensive certifications like USDA Organic and Non-GMO Project Verified.

Buying Guidance

Given AST Enzymes' trust score and NSF Certified for Sport status, their products are a reasonable choice for consumers seeking enzyme supplements. Purchase AST Enzymes products from reputable retailers to ensure authenticity. Consumers can also look for the NSF Certified for Sport seal on the product packaging to verify certification.

Frequently Asked Questions

Has AST Enzymes had any recalls?
No — as of 2026, AST Enzymes has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. AST Enzymes received a trust score of 80/100 from SupplementChecker.
Are AST Enzymes supplements third-party tested?
Yes — AST Enzymes supplements are third-party tested. They hold the following certifications: NSF Certified for Sport. Third-party testing means an independent lab has verified the product's contents, purity, and potency match the label claims.
Is AST Enzymes safe?
AST Enzymes received a trust score of 80/100 (grade: A, risk level: LOW). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. No FDA warnings or recalls are on record.
Is AST Enzymes a good brand?
AST Enzymes scores 80/100, which is an A grade — this is above average and indicates a trustworthy brand. They hold third-party certifications (NSF-certified), which is a strong indicator of product quality. No FDA warnings or recalls found.

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How We Calculated This Score

Every brand starts with a baseline score of 70/100.

Points added for: Third-party certifications (NSF +15, USP +15, Informed Sport +10), publishing lab results (+10), clean regulatory record (+10), 10+ years in business (+10), organic certification (+5).

Points deducted for: FDA warning letters (-25), product recalls (-20), high adverse events (-15), no third-party testing (-15), proprietary blends (-10), no GMP (-10).

Score is capped at 0-100. Grade and risk level are derived from the final score.

All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 4/9/2026.

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