Arenicin-1 vs P11-4

Head-to-head comparison of Arenicin-1 (Arenicin-1) and P11-4 (Self-assembling peptide P11-4 (Ac-QQRFEWEFEQQ-NH2)) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyArenicin-1P11-4
CategoryMarine-DerivedDental & Oral
Full NameArenicin-1Self-assembling peptide P11-4 (Ac-QQRFEWEFEQQ-NH2)
Molecular Weight2079 Da1466 Da
Half-Lifen/alocal activity for hours; peptide degraded over time
Amino Acids2111
Typical Dosen/a0.5-5 mg per lesion
RoutepreclinicalTopical/Intraoral
Purity≥98%≥98%
Studies Count7640
Research StatusPre-clinicalClinical

Arenicin-1 Benefits

  • antimicrobial
  • anti-biofilm
  • membrane-active

P11-4 Benefits

  • enamel remineralization
  • early caries arrest
  • biomimetic scaffold formation
  • minimally invasive repair

Arenicin-1 Dosing

bacterial infection|biofilm disruption

P11-4 Dosing

topical application to cleaned lesion|single-visit in-office application|repeat at follow-up if indicated

Arenicin-1 Side Effects

  • Arenicola marina

P11-4 Side Effects

  • transient tooth sensitivity
  • local irritation
  • taste disturbance

Research Overview

Arenicin-1

Marine annelid peptide with strong preclinical antibacterial activity and a stable structural motif that is useful for peptide engineering.

P11-4

P11-4 has been studied for its ability to penetrate initial carious lesions and self-assemble into a fibrillar matrix that nucleates hydroxyapatite. Human and preclinical studies support its role in non-invasive enamel repair.

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Common Stacking Partners

Arenicin-1 stacks with:

Arenicola marinabeta-hairpinantibiotic

P11-4 stacks with:

fluoride varnishCPP-ACPxylitol
marine-derivedbioactiveantimicrobial peptidebiofilmenamel-remineralizationcariesbiomimetic-peptideoral-health