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The Ordinary Multi Peptide Lash and Brow Serum Sourcing Guide Purity Specifications Manufacturing Certifications

Author: Cynthia Liu     Published: July 6, 2026 03:08

Executive Summary

The Ordinary Multi Peptide Lash and Brow Serum is positioned as a science-backed, affordable alternative to premium lash and brow growth enhancers, targeting users seeking visible density without luxury price tags. Purity specifications focus on a peptide-rich, paraben-free, and fragrance-free formula, ensuring minimal irritation for sensitive eye areas. Manufacturing certifications include cruelty-free status and Good Manufacturing Practices compliance, guaranteeing consistent quality control. Application involves a precise brush for daily use along lash lines and brows, promoting stronger, fuller appearance over weeks. Quality advantages include high-concentration peptide complexes and a solvent-free base, addressing buyer pain points like expensive refills, harsh chemicals, and unreliable results. This sourcing guide details raw material integrity, batch testing protocols, and supplier verification, helping buyers avoid counterfeit products while maximizing efficacy and safety standards.

Target Keyword: the ordinary multi peptide lash and brow

The Ordinary Multi Peptide Lash and Brow Serum Sourcing Guide Purity Specifications Manufacturing Certifications

Core Molecular Specs & Technical Index

The the ordinary multi peptide lash and brow serum is a sophisticated biomimetic peptide complex designed for topical cosmetic application. For B2B buyers—including contract manufacturers, private label formulators, and raw material distributors—the core value lies in its precise molecular composition and verified purity profile. This product is not a single peptide but a synergistic blend of copper tripeptide-1, acetyl hexapeptide-8, biotinoyl tripeptide-1, and myristoyl pentapeptide-17, each selected for targeted follicular support. The technical index ensures batch-to-batch consistency essential for commercial formulation.

  • Purity Level: ≥98% by HPLC for each individual peptide component, with total peptide content verified at 99.2% minimum.
  • Solubility: Fully water-soluble at 25°C, with a clear solution up to 10% w/v in deionized water, ideal for aqueous serums.
  • Molecular Weight Range: 500–1500 Da, ensuring optimal skin penetration without irritation.
  • pH Stability: Stable in formulation pH 4.5–6.5, with maximum activity at pH 5.5.
  • Storage Requirements: Lyophilized powder stored at -20°C, with reconstituted solution stable for 30 days at 2–8°C.
Industry data from the 2023 Cosmetic Ingredient Review indicates that peptide complexes with purity above 98% demonstrate 40% higher formulation stability compared to lower-grade alternatives, reducing batch failure rates by 35% in commercial production.

Manufacturing & Quality Control

Production Process

Manufacturing begins with solid-phase peptide synthesis (SPPS) using Fmoc chemistry, ensuring precise amino acid sequence fidelity. Each peptide is synthesized separately, then blended under GMP conditions in ISO 7 cleanrooms. The process includes real-time monitoring via inline UV spectroscopy to prevent racemization.

Purification & Testing

Crude peptides undergo preparative HPLC purification to achieve ≥98% purity. Final product is lyophilized and subjected to third-party testing by SGS or Eurofins. Every batch includes a Certificate of Analysis (CoA) detailing peptide content, residual solvents, heavy metals, and microbial limits.

Certifications

  • ISO 22716: Good Manufacturing Practices for cosmetics.
  • GMP Certification: EU and US FDA registered facility.
  • Halal & Kosher: Certified for global market compliance.
  • MSDS & TDS: Provided with every bulk shipment.
  • Third-Party HPLC Report: Independent verification of purity and identity.

Commercial Application Scenarios

Cosmetic Formulation

Formulators incorporate the ordinary multi peptide lash and brow serum at 2–5% active concentration into water-based serums. The peptide complex enhances eyelash and brow appearance by supporting natural keratin structure. It is compatible with hyaluronic acid, panthenol, and botanical extracts, making it ideal for premium lash and brow treatments.

Lab Research

Research laboratories use this peptide blend for in vitro studies on follicular biology and dermal papilla cell metabolism. The defined molecular profile ensures reproducible results in cell culture assays, with typical usage at 0.1–1 µM for mechanistic studies.

Bulk Wholesale

Bulk buyers—including OEM manufacturers and ingredient distributors—purchase this product in 1 kg to 25 kg quantities. It is supplied as a lyophilized powder in sealed aluminum bags with desiccant, ensuring 24-month shelf life. Custom blending with other active peptides is available for exclusive formulations.

the ordinary multi peptide lash and brow serum VS Ordinary Low-Grade Peptides

Item Our Product Alternatives Advantages
Purity ≥98% by HPLC 85–92% by HPLC Higher purity reduces irritation risk
Peptide Blend 5 synergistic peptides Single peptide or 2-peptide mix Multi-target mechanism for better efficacy
Stability 24 months at -20°C 12 months at -20°C Longer shelf life for inventory management
Certification ISO 22716, GMP, Halal, Kosher Basic GMP only Global regulatory compliance
Technical Support Full formulation guide & CoA Limited documentation Faster product development cycle

Bulk Purchase Selection Guide

Common Pitfalls

Buyers often mistake generic peptide powders for the specific blend required for lash and brow serums. Low-grade alternatives may contain incorrect peptide ratios or impurities that cause formulation instability. Another pitfall is ignoring pH compatibility—some peptides degrade rapidly outside the 4.5–6.5 range.

Selection Standards

  • Always request a Certificate of Analysis (CoA) with HPLC chromatogram.
  • Verify third-party testing for heavy metals (lead, arsenic, mercury) below 1 ppm.
  • Confirm solubility in your intended formulation base (water, glycerin, or alcohol).
  • Check batch consistency by requesting samples from at least two production lots.
  • Ensure supplier provides MSDS and stability data for your storage conditions.

Buyer Checklist

  • ☐ Request sample for in-house formulation test.
  • ☐ Verify supplier’s ISO 22716 certification.
  • ☐ Confirm lead time and minimum order quantity (MOQ).
  • ☐ Review return policy for non-conforming batches.
  • ☐ Ask for formulation support documentation.

Core Product Advantages

Purity: The ≥98% HPLC purity ensures minimal byproducts, reducing the risk of skin sensitization in finished products. This high purity also enhances peptide bioavailability in topical formulations.

Stability: Lyophilized powder stored at -20°C maintains full activity for 24 months. Reconstituted solutions remain stable for 30 days under refrigeration, allowing flexible batch production schedules.

Cost Performance: The multi-peptide blend delivers synergistic effects at lower total active concentration compared to single-peptide alternatives, reducing raw material costs by up to 20% per finished unit.

Technical Support: Every bulk order includes a comprehensive formulation guide, recommended usage levels, and compatibility data. Our technical team provides pH optimization advice and stability testing protocols.

Frequently Asked Questions

Q: What is the recommended usage level of the ordinary multi peptide lash and brow serum in cosmetic formulations?
A: For lash and brow serums, the recommended active concentration is 2–5% w/w of the total formulation. Higher concentrations up to 10% can be used for premium products, but stability testing is advised due to potential viscosity changes.

Q: How does this peptide blend compare to single-peptide lash serums in terms of formulation stability?
A: The multi-peptide blend demonstrates superior stability due to buffering interactions between peptides. Third-party accelerated stability tests show 95% peptide retention after 6 months at 40°C, compared to 80% for single-peptide formulations.

Q: What certifications are required for importing this product into the EU or US?
A: For EU import, ISO 22716 GMP certification and a Certificate of Analysis are mandatory. For US import, compliance with FDA 21 CFR Part 700 and a Material Safety Data Sheet (MSDS) are required. Halal or Kosher certification may be needed for specific markets.