Grade: C

MEDIUM RISK

StemTech

Item: StemTech
Rating: 50
Author: SupplementChecker

StemTech has a Trust Score of 50/100, which is a Grade C, indicating a MEDIUM risk level. StemTech does not appear to conduct third-party testing on its products. Consumers should be aware of the lack of independent verification when considering StemTech products.

StemTech Trust Summary

Trust Score: 50/100 (Fair)
Grade: C
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0

StemTech has a trust score of 50/100 (Fair). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports.

Where to Buy StemTech

Purchase from trusted retailers. We may earn a commission at no extra cost to you.

Buy on iHerb Buy on Amazon

Check another brand:

e.g. Nature Made, Thorne, NOW Foods...

Check

Red Flags

⚠No third-party testing certifications found
⚠No GMP certification visible

Verified Strengths

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

Certifications

No certifications on record. This brand has not demonstrated GMP compliance or third-party testing verification.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

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

Is StemTech Third-Party Tested?

No — StemTech is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No GMP certification was found on record either. We recommend looking for brands with verified third-party testing for the highest confidence in product quality. See our guide to third-party tested supplements.

Is StemTech a Good Brand?

StemTech scores 50/100 (C) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. StemTech has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About StemTech

StemTech is an independent supplement brand based in the US. The company's founding date is unknown. StemTech focuses on herbal supplements.

Product Specialization

StemTech specializes in herbal supplements. Specific product types are not detailed, but the brand focuses on products within the herbal category.

Testing & Certifications Explained

StemTech does not have any visible third-party testing certifications. This means that no independent organization has verified the quality, purity, or potency of StemTech's products. For consumers, this lack of certification increases the risk of purchasing a product that does not contain the ingredients listed on the label or that contains contaminants. Consumers often search "is StemTech third-party tested" to assess product safety.

How StemTech Compares

Compared to other herbal supplement brands, StemTech's Trust Score of 50/100 is relatively low. For example, Nature's Way, another herbal supplement brand, often achieves a higher trust score due to its third-party certifications. Similarly, Gaia Herbs often demonstrates greater transparency with published lab results, leading to a higher trust rating. Many brands offer third-party tested supplements, which StemTech does not.

Buying Guidance

Given StemTech's Trust Score and lack of third-party testing, consumers should exercise caution. Purchase StemTech products directly from the manufacturer or authorized retailers to minimize the risk of counterfeit products. Verify ingredient lists and be aware that the product's contents have not been independently verified.

Frequently Asked Questions

Has StemTech had any recalls?

No — as of 2026, StemTech has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. StemTech received a trust score of 50/100 from SupplementChecker.

Are StemTech supplements third-party tested?

No — StemTech supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No independent testing or GMP certification was found on record.

Is StemTech safe?

StemTech received a trust score of 50/100 (grade: C, risk level: MEDIUM). 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 StemTech a good brand?

StemTech scores 50/100 (grade: C) — this is below average. We recommend looking for brands with third-party certifications like NSF or USP. They do not currently hold third-party testing certifications like NSF, USP, or Informed Sport. No FDA warnings or recalls found.

Get FDA Recall Alerts

We'll notify you when FDA recalls affect supplement brands you care about.

Compare Similar Brands

Brands in similar categories with comparable trust profiles. Compare certifications, scores, and safety records.

65/100

Lower rated

Brightside

Grade B • Higher score

65/100

Lower rated

Outwork Nutrition

Grade B • Higher score

65/100

Lower rated

Vital Vitamins

Grade B • Higher score

65/100

Lower rated

Thesis

Grade B • Higher score

65/100

Lower rated

Traditional Medicinals

Grade B • Higher score

Want more comparisons? Browse our supplement categories or check our buying guides.

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.

Promote Your Trust Score

Embed this badge on your site — it displays StemTech's verified trust score and links back to this profile page. Helps show buyers you're transparent about third-party testing.

Small · 220×110

<iframe src="https://supplementchecker.co/embed/stemtech/" width="220" height="110" frameborder="0" loading="lazy" title="StemTech trust score by SupplementChecker"></iframe>

Medium · 320×160

<iframe src="https://supplementchecker.co/embed/stemtech/" width="320" height="160" frameborder="0" loading="lazy" title="StemTech trust score by SupplementChecker"></iframe>

Large · 420×210

<iframe src="https://supplementchecker.co/embed/stemtech/" width="420" height="210" frameborder="0" loading="lazy" title="StemTech trust score by SupplementChecker"></iframe>

Paste the snippet anywhere on your site. The badge updates automatically when StemTech's trust score changes.

Own this brand? Contact us to update your information.

Want to find supplements you can trust?

Third-party testing is the single best indicator of supplement quality. We analyzed StemTech and 500+ other brands to find the ones that actually prove what's on the label.

See the best third-party tested supplements →