Is Myristoyl Pentapeptide-17 safe in cosmetics?
Myristoyl Pentapeptide-17 has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Active Ingredient
Myristoyl Pentapeptide-17
Myristoyl Pentapeptide-17 (CAS 959610-54-9) is a cosmetic active ingredient functioning as Softener and conditioner. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 959610-54-9 →
Auto-generated CPSR Part A draft with source citations
Function
Softener and conditioner
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Myristoyl Pentapeptide-17.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
9 property records from structured ingredient metadata.
acne
{"anti_acne_mechanism": "anti_inflammatory", "comedogenicity_rating_0_to_5": "0", "acne_type_efficacy": "inflammatory", "sebum_reduction_pct_clinical": "0-5", "prescription_required_usa": "No", "otc_drug_monograph_category": "No", "max_otc_concentration_pct": "No limit", "japan_quasi_drug_anti_acne": "No", "korea_functional_cosmetic_acne": "No", "eu_cosmetic_restriction_acne": "No restriction", "c…
amino_acid
{"ingredient_class": "oligopeptide", "source_origin": "synthetic", "molecular_weight_range_Da": "780", "amino_acid_composition_key": "myristoyl_peptide", "charge_at_pH_5_5": "cationic", "water_solubility": "soluble", "oil_solubility": "partially", "film_forming_ability": "poor", "moisture_binding_capacity": "moderate", "NMF_component": "no", "skin_penetration_depth": "epidermis", "hair_binding_aff…
anti_pollution
{"cas_number": "959610-30-1", "ingredient_class": "other", "primary_mechanism": "barrier_reinforcement", "pollution_types_targeted": "PM2_5", "IR_A_protection": "no", "visible_light_protection": "no", "digital_screen_protection_claim": "no", "PAH_neutralization": "no", "ozone_protection": "no", "mitochondrial_protection": "no", "Nrf2_activation": "no", "AhR_pathway_modulation": "no", "NF_kB_inhibi…
concentration
{"min_concentration_pct": "0.001", "max_concentration_pct": "0.05", "typical_concentration_pct": "0.005", "product_type": "Eyelash Serum", "function_at_concentration": "Lash growth, strengthening", "source": "Supplier TDS"}
peptide
{"cas_number": "959610-30-1", "trade_name": "Sympeptide XLASH", "peptide_sequence_amino_acids": "Myr-Lys-Leu-Ala-Lys-Lys", "peptide_length_residues": "5", "molecular_weight_daltons": "771.1", "peptide_class": "signal", "mechanism_of_action": "Stimulates keratin genes, promotes eyelash growth and thickness", "target_protein_or_receptor": "Keratin gene expression", "collagen_boost_pct_in_vitro": "12…
ph_stability
{"optimal_ph_min": "5.5", "optimal_ph_max": "6.5", "stable_ph_min": "5.0", "stable_ph_max": "7.0", "degrades_above_ph": "7.5", "degrades_below_ph": "4.5", "ph_dependent_function": "Lash/brow growth peptide", "formulation_note": "Standard peptide conditions", "source": "Formulation literature"}
skin_suitability
{"oily_skin": "acceptable", "dry_skin": "acceptable", "sensitive_skin": "acceptable", "combination_skin": "acceptable", "normal_skin": "acceptable", "acne_prone": "acceptable", "rosacea": "acceptable", "eczema": "acceptable", "hyperpigmentation": "acceptable", "aging_mature": "acceptable", "dehydrated": "acceptable", "skin_benefit_primary": "lash-enhancing", "skin_benefit_secondary": "strengthenin…
synergy
{"inci_name_2": "Biotinoyl Tripeptide-1", "synergy_type": "efficacy-boost", "synergy_description": "Lash/brow growth peptides for enhanced hair growth", "combined_benefit": "Enhanced eyelash growth, improved thickness, longer lashes", "efficacy_multiplier": "2.4x", "mechanism_of_action": "Both peptides stimulate keratin production and hair follicle growth", "optimal_ratio": "1:1 (0.5% each)", "evi…
Expert Verdict
Expert safety assessment and concern-level summary for Myristoyl Pentapeptide-17.
Frequently Asked Questions
Is Myristoyl Pentapeptide-17 allowed in the EU?
Myristoyl Pentapeptide-17 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Myristoyl Pentapeptide-17 do in cosmetics?
Myristoyl Pentapeptide-17 functions as: Softener and conditioner. It is classified as a Active Ingredient in our database. CAS number: 959610-54-9.
Compliance Tools
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Substance Compliance
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MoS Calculator
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