Grade: B+

MEDIUM RISK

RSP Nutrition

Item: RSP Nutrition
Rating: 70
Author: SupplementChecker

https://www.rspnutrition.com Est. 2008 (18 years)

RSP Nutrition has a SupplementChecker.co trust score of 70/100, a grade of B+, indicating a MEDIUM risk level. RSP Nutrition does not claim to have third-party tested supplements. The brand has been in operation since 2008 and has a clean FDA record with no warning letters or recalls.

RSP Nutrition Trust Summary

Trust Score: 70/100 (Good)
Grade: B+
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 2
Years in Business: 18 years
GMP Certified: Yes

RSP Nutrition has a trust score of 70/100 (Good). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and 2 adverse event reports and has been in business for 18 years.

Where to Buy RSP Nutrition

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

Buy on iHerb Buy on Amazon Official Site

Check another brand:

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

Check

Red Flags

⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 2008 (18 years)
✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

GMP Certified

GMP certification ensures manufacturing quality standards are met, but does not verify that product contents match the label through independent testing. Look for NSF, USP, or Informed Sport certifications for third-party verified products.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Is RSP Nutrition Third-Party Tested?

No — RSP Nutrition is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do hold GMP certification, which ensures manufacturing quality but does not independently verify product contents. 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 RSP Nutrition a Good Brand?

RSP Nutrition scores 70/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. RSP Nutrition has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About RSP Nutrition

RSP Nutrition is an independent supplement brand founded in 2008. Headquartered in the US, RSP Nutrition develops and markets a range of sports nutrition products. They aim to provide accessible and effective supplements for athletes and fitness enthusiasts.

Product Specialization

RSP Nutrition focuses on several key product categories, including protein supplements, pre-workout formulas, and amino acid supplements. They are known for products like protein powders, pre-workout blends designed to enhance energy and focus, and amino acid supplements intended to support muscle recovery.

Testing & Certifications Explained

RSP Nutrition is GMP Certified, which means their products are manufactured according to Good Manufacturing Practices set by regulatory agencies. This certification ensures that products are consistently produced and controlled according to quality standards. However, GMP certification does not guarantee that the ingredients listed on the label are accurate or that the product is free from banned substances. RSP Nutrition does not claim to have any third-party testing certifications, meaning an independent lab does not verify the contents of their products.

How RSP Nutrition Compares

Compared to other brands in the sports nutrition space, RSP Nutrition's trust score falls in the middle range. For example, Transparent Labs, which specializes in third-party tested supplements, has a higher trust score. Optimum Nutrition, another established brand, also has a higher trust score and offers some third-party tested products. However, many other brands in the category do not offer third-party testing, putting RSP Nutrition on par with them.

Buying Guidance

Consumers should purchase RSP Nutrition products from reputable retailers to ensure authenticity. Given that RSP Nutrition does not claim to have third-party tested supplements, consumers prioritizing independent verification may want to seek alternatives. Always review the ingredient list and consult with a healthcare professional before using any new supplement.

Frequently Asked Questions

Has RSP Nutrition had any recalls?

No — as of 2026, RSP Nutrition has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. RSP Nutrition received a trust score of 70/100 from SupplementChecker.

Are RSP Nutrition supplements third-party tested?

No — RSP Nutrition supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do have GMP (Good Manufacturing Practice) certification, which ensures manufacturing quality but does not independently verify product contents.

Is RSP Nutrition safe?

RSP Nutrition received a trust score of 70/100 (grade: B+, 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 RSP Nutrition a good brand?

RSP Nutrition scores 70/100 (grade: B+) — this is an average score. There may be room for improvement in testing transparency or certifications. 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.

85/100

Lower rated

BodyFirst

Grade A • Higher score

85/100

Lower rated

BODYHERO

Grade A • Higher score

85/100

Lower rated

Calanus

Grade A • Higher score

85/100

Lower rated

CalerieLife

Grade A • Higher score

85/100

Lower rated

COM JAPAN

Grade A • 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 RSP Nutrition'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/rsp-nutrition/" width="220" height="110" frameborder="0" loading="lazy" title="RSP Nutrition trust score by SupplementChecker"></iframe>

Medium · 320×160

<iframe src="https://supplementchecker.co/embed/rsp-nutrition/" width="320" height="160" frameborder="0" loading="lazy" title="RSP Nutrition trust score by SupplementChecker"></iframe>

Large · 420×210

<iframe src="https://supplementchecker.co/embed/rsp-nutrition/" width="420" height="210" frameborder="0" loading="lazy" title="RSP Nutrition trust score by SupplementChecker"></iframe>

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

See the best third-party tested supplements →