LL-37
Also known as: Cathelicidin
LL-37 is the only human cathelicidin antimicrobial peptide — a 37-amino-acid peptide (starting with two leucines) cleaved from the hCAP-18 precursor. It has broad-spectrum antimicrobial activity and immunomodulatory roles, but is also implicated in the pathogenesis of autoimmune and inflammatory skin diseases including psoriasis, rosacea, and lupus. Not FDA-approved; research-use only.
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No vendors carrying this peptide are indexed yet.
COAs for LL-37
19 third-party tests across 6 vendors. Each card links to the full report.
For
LL-37
by Verified Peptides· batch LL05260305C
For
LL-37
by Simple Peptide· batch L1-05-01162026-J
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LL-37
by Simple Peptide· batch LL10-37011220236-J
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LL-37
by MedGe Peptides· batch LL375LT12
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LL-37
by MedGe Peptides· batch LL375LT12
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LL-37
by Simple Peptide· batch LL37L2092025-J
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LL-37
by Mile High Compounds· batch LL3-005-MH-01
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LL-37
by BioLongevity Labs· batch 251549
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LL-37
by Skye Peptides· batch LL25-04-002
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LL-37
by Simple Peptide· batch LL3708202025-J
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LL-37
by Simple Peptide· batch LL3705072025-J
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LL-37
by BioLongevity Labs· batch cmojb7o9z01dakirxmbk61guw
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LL-37
by Skye Peptides· batch LL25-04-001
For
LL-37
by Verified Peptides· batch 12-24-0105A
Purity not on file
For
LL-37
by BioLongevity Labs· batch 16-3-45954
Purity not on file
For
LL-37
by Skye Peptides· batch LL25-04-002
Purity not on file
For
LL-37
by Skye Peptides· batch LL25-04-002
Purity not on file
For
LL-37
by Skye Peptides· batch LL25-04-001
Purity not on file
For
LL-37
by Verified Peptides· batch 12-24-0105A