Journal of Peptide Science

pISSN: 1075-2617eISSN: 1099-1387• JCR: J PEPT SCIWileyUnited States
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2026 Impact Factor

2.6

Released June 2026 · Based on 2025 citation data

↑ 0.8 (+44.4%) vs last year

Impact Factor History

  1. Metric year 2025

    Released

    2.6
  2. Metric year 2024

    1.8

JCR Category Rankings

Journal Citation Reports category rankings
CategoryIndexesQuartile
BIOCHEMISTRY & MOLECULAR BIOLOGYSCIEQ3
CHEMISTRY, ANALYTICALSCIEQ3
Q3
JCR Quartile
B4
CAS Block

Journal of Peptide Science current release and JCR quartile

Journal of Peptide Science's newest impact factor is 2.6, released June 17, 2026 and based on 2025 citation data. The journal is listed as JCR Q3 in this Journal Metrics record.

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Ranking position in Biology & Basic Science

Ranked #1,706 in Biology & Basic Science by impact factor and #149 among Q3 Biology & Basic Science journals. This context helps compare Journal of Peptide Science against journals publishing in the same field.

#1,706
of 3,717 field journals

Journal of Peptide Science publication trend

Published 427 papers across the last 5 recorded years with a current impact factor of 2.6.

2026 vs 2025: -76
How Journal Metrics uses article volume

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Journal Details

Total Articles
3,439
H-Index
81
Open Access
Hybrid
APC
$3,660 USD
Subject Areas
Molecular BiologyMicrobiologyOrganic ChemistryMolecular Biology

Article Volume

2022
101
2023
100
2024
108
2025
97
2026
21
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