Head-to-head · 2026 audit

BulkGLP vs Modern Aminos

Two top US peptide sources scored on the identical published formula: lab credibility, shipping, pricing, operating history, and transparency.

BulkGLP
6.71/10

BulkGLP

Modern Aminos
7.88/10

Modern Aminos

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BulkGLP

6.71 /10

Fair

Higher score · 1.17 ahead

Modern Aminos

7.88 /10

Strong

Factor by factor

BulkGLPFactorModern Aminos
  • 7.9Lab Credibilityweight 55%8.7
  • 6.5Shipping & Refundweight 20%7.0
  • 4.7Pricingweight 15%7.8
  • 2.6Operating Historyweight 5%4.9
  • 4.5Transparencyweight 5%5.5
  • 12Certificates confirmed at the lab32
  • 1Labs named on certificates3
Show as a table
BulkGLP vs Modern Aminos score breakdown by category
CategoryBulkGLPModern Aminos
Lab Credibility7.98.7
Shipping & Refund6.57.0
Pricing4.77.8
Operating History2.64.9
Transparency4.55.5
Overall6.717.88

Products both carry, price for price

Price per unit (mg unless marked) for products both BulkGLP and Modern Aminos carry
PeptideBulkGLPper unitModern Aminosper unit
BPC-157Guide →$7.00/mg$5.40/mg
TB-500Guide →$8.40/mg$5.90/mg
Semax$5.50/mg$4.20/mg
Selank$5.50/mg$4.50/mg
Melanotan-2$5.50/mg$3.80/mg
NAD+$0.20/mg$0.10/mg
MOTS-c$5.00/mg$2.60/mg
KPV$7.00/mg$3.90/mg
ARA-290$8.00/mg$5.10/mg

How they compare: the verdict

Modern Aminos takes this matchup by a clear margin, 7.88 to 6.71 on the published formula. Its biggest edge is pricing, where it scores 7.8 against BulkGLP's 4.7.

Modern Aminos matches or beats BulkGLP in every scored category, making this a one-sided result.

On lab evidence, the heaviest-weighted factor, both BulkGLP and Modern Aminos have independently verified third-party COAs, so the gap comes down to the other categories.

Across the 9 peptides both carry, Modern Aminos is cheaper per unit more often (BulkGLP wins on 0, Modern Aminos on 9). The price-for-price table below has the detail, per mg (or per IU or mL for products sold that way).

BulkGLP vs Modern Aminos: FAQ

BulkGLP or Modern Aminos: which is better?

Modern Aminos takes this matchup by a clear margin, 7.88 to 6.71 on the published formula. Its biggest edge is pricing, where it scores 7.8 against BulkGLP's 4.7. Modern Aminos matches or beats BulkGLP in every scored category, making this a one-sided result. On lab evidence, the heaviest-weighted factor, both BulkGLP and Modern Aminos have independently verified third-party COAs, so the gap comes down to the other categories. Across the 9 peptides both carry, Modern Aminos is cheaper per unit more often (BulkGLP wins on 0, Modern Aminos on 9). The price-for-price table below has the detail, per mg (or per IU or mL for products sold that way).

Do BulkGLP and Modern Aminos both use third-party testing?

BulkGLP: independently verified third-party COAs. Modern Aminos: independently verified third-party COAs.

How was this comparison scored?

Both vendors are scored on the identical published formula: lab credibility 55%, shipping 20%, pricing 15%, operating history 5%, transparency 5%. When third-party testing cannot be independently verified, a testing gate holds the score under a cap that starts at 6.0 and rises by at most 2.5 points for operating history, shipping and reviews. Neither vendor can pay to change a score.

More comparisons

Other head-to-heads featuring BulkGLP or Modern Aminos.

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