Grade: C

MEDIUM RISK

STI Presents G6 Sports

Item: STI Presents G6 Sports
Rating: 50
Author: SupplementChecker

STI Presents G6 Sports has a SupplementChecker.co trust score of 50/100, a grade of C, and a MEDIUM risk level. No third-party testing certifications were found for STI Presents G6 Sports. Consumers should carefully evaluate the available information to determine if STI Presents G6 Sports is a good brand for their needs.

STI Presents G6 Sports Trust Summary

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

STI Presents G6 Sports 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 STI Presents G6 Sports

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 STI Presents G6 Sports Third-Party Tested?

No — STI Presents G6 Sports 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 STI Presents G6 Sports a Good Brand?

STI Presents G6 Sports scores 50/100 (C) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. STI Presents G6 Sports has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About STI Presents G6 Sports

STI Presents G6 Sports is a US-based supplement brand operating independently. The founding date of STI Presents G6 Sports is unknown. They offer various supplements in the sports nutrition market.

Product Specialization

STI Presents G6 Sports primarily focuses on protein supplements. They offer a range of protein powders and related products aimed at athletes and fitness enthusiasts.

Testing & Certifications Explained

STI Presents G6 Sports does not have any third-party certifications on record. This means that their products are not independently verified for ingredient accuracy, purity, or potency. Consumers should be aware that the absence of certifications increases the risk of mislabeled or contaminated products. The question of 'is STI Presents G6 Sports third-party tested' is answered negatively based on available data.

How STI Presents G6 Sports Compares

Many competing protein brands prioritize third-party testing and certifications. For example, Transparent Labs (trust score 92) and Klean Athlete (trust score 88) both have significantly higher trust scores and undergo rigorous independent testing. Optimum Nutrition (trust score 65) also has a higher trust score than STI Presents G6 Sports. Consumers should compare STI Presents G6 Sports to these brands when making purchasing decisions.

Buying Guidance

Consumers can purchase STI Presents G6 Sports products from various online retailers. Before buying, carefully examine the product labels and ingredient lists. Given the absence of third-party testing, consider contacting STI Presents G6 Sports directly to inquire about their internal quality control processes.

Frequently Asked Questions

Has STI Presents G6 Sports had any recalls?

No — as of 2026, STI Presents G6 Sports has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. STI Presents G6 Sports received a trust score of 50/100 from SupplementChecker.

Are STI Presents G6 Sports supplements third-party tested?

No — STI Presents G6 Sports 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 STI Presents G6 Sports safe?

STI Presents G6 Sports 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 STI Presents G6 Sports a good brand?

STI Presents G6 Sports 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 STI Presents G6 Sports'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/sti-presents-g6-sports/" width="220" height="110" frameborder="0" loading="lazy" title="STI Presents G6 Sports trust score by SupplementChecker"></iframe>

Medium · 320×160

<iframe src="https://supplementchecker.co/embed/sti-presents-g6-sports/" width="320" height="160" frameborder="0" loading="lazy" title="STI Presents G6 Sports trust score by SupplementChecker"></iframe>

Large · 420×210

<iframe src="https://supplementchecker.co/embed/sti-presents-g6-sports/" width="420" height="210" frameborder="0" loading="lazy" title="STI Presents G6 Sports trust score by SupplementChecker"></iframe>

Paste the snippet anywhere on your site. The badge updates automatically when STI Presents G6 Sports'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 STI Presents G6 Sports and 500+ other brands to find the ones that actually prove what's on the label.

See the best third-party tested supplements →