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PepIndex

Head to head

Bench Grade Peptides vs Simple Peptide

Bench Grade Peptides scores 86.8 of 100 against Simple Peptide at 84.9, a gap narrow enough that either is defensible. Bench Grade Peptides publishes more certificates: 53 against 30.

Same rubric, same date · 83 certificates between them · 30 compounds in common

Bench Grade Peptides
86.8/100
Rank 8 of 56
Simple Peptide
84.9/100
Rank 10 of 56
Score0–100 on the published rubric86.8 Extensively documented84.9 Well documented
Evidence coverageShare of scored fields sourced91%94%
Certificates on fileLot records this index read5330
Testing laboratoryAV AnalyticsFreedom Diagnostics Testing
ISO/IEC 17025——
Label accuracyMean gap, labeled vs assayed6.8%14.3%
Basket price% of the peer median100%98%
Enforcement recordActions on recordNone on recordNone on record
Discount code——

Price, compound by compound

28 priced on both

Price per milligram at each vendor’s own listed vial size. Bench Grade Peptides is cheaper on 10, Simple Peptide on 17. The median column is the peer median across every vendor this index prices.

CompoundBench Grade PeptidesSimple PeptideMedian
AOD-9604$21$9.00$11
ARA-290$5.00$7.60$5.50
BPC-157$3.90$5.50$5.50
CJC-1295$9.00$7.00$8.98
DSIP$8.60$7.00$7.00
Epithalon$4.20$3.30$3.92
GHK-Cu$0.38$0.55$0.59
GHRP-2$12$3.90$4.00
GHRP-6$12$3.90$4.60
Glutathione$0.05$0.05$0.05
IGF-1 LR3$139$60$73
Ipamorelin$3.90$6.50$6.20
Kisspeptin$9.70$4.50$5.12
KPV$4.80$4.50$5.00
LL-37$18$9.00$12
Melanotan I$4.60$4.50$4.10
Melanotan II$4.50$3.80$4.00
MOTS-c$4.70$4.30$4.70
NAD+$0.12$0.13$0.14
Oxytocin$7.70$4.50$7.70
Pinealon$4.40$5.00$4.70
PT-141$4.60$4.50$4.50
Selank$3.60$5.50$4.50
Semax$5.40$5.50$4.10
Sermorelin$5.10$7.90$7.20
TB-500$4.10$6.50$6.20
Tesamorelin$12$7.50$8.00
Thymosin Alpha-1$12$8.60$7.60

Which to pick

Pick Bench Grade Peptides if

you want the stronger documentation record of the two; you want the deeper certificate history (53 lots).

Pick Simple Peptide if

you want the cheaper basket overall; you buy mostly the compounds it prices lower.

Questions

Is Bench Grade Peptides or Simple Peptide better?
Bench Grade Peptides scores 86.8 of 100 against Simple Peptide at 84.9, a gap narrow enough that either is defensible. Bench Grade Peptides publishes more certificates: 53 against 30. Both figures come from the same published rubric over sourced data points, and each links to the document behind it.
Which of Bench Grade Peptides and Simple Peptide is cheaper?
Across the 28 compounds both price, Bench Grade Peptides is cheaper on 10 and Simple Peptide on 17. Price per milligram is compared at each vendor's own listed vial size.
Who tests Bench Grade Peptides and Simple Peptide peptides?
Bench Grade Peptides: AV Analytics. Simple Peptide: Freedom Diagnostics Testing. A vendor-published certificate is recorded as a claim; only an independently commissioned assay counts as corroboration.
How many certificates do Bench Grade Peptides and Simple Peptide publish?
Bench Grade Peptides has 53 lot-level certificates on file and Simple Peptide has 30. Both counts are of certificates this index located and read, not of certificates claimed.

Both records were last re-verified on 2026-09-15 and 2026-09-28. Every figure is computed from the same rubric over sourced data points; see the methodology or the full best peptide vendors ranking. Partner links are marked and cannot affect a score.