Formulation Scientist

1. Formulation Development & Optimization

• Develop and optimize formulations for various skincare products, including emulsions (oil-in-water, water-in-oil), gels, serums, suspensions, anhydrous systems, and surfactant-based cleansers.
• Select and balance emulsifiers, humectants, emollients, preservatives, and active ingredients based on stability and efficacy.
• Conduct pre-formulation studies, including solubility analysis, pH optimization, and compatibility testing.
• Perform forced degradation studies to predict formula stability under different conditions.
• Optimize the Hydrophilic-Lipophilic Balance (HLB) of emulsions for improved consistency and texture.
• Troubleshoot formulation issues such as viscosity drift, phase separation, air entrapment, and active ingredient degradation.

1. Analytical & Performance Testing

• Stability & Compatibility Testing:
• Perform accelerated stability testing at multiple temperatures (4°C, 25°C, 40°C, 45°C, and freeze-thaw cycles).
• Assess phase separation, viscosity changes, pH drift, and microbial contamination over time.
• Conduct oxidative stability testing (e.g., peroxide value analysis) for oil-based formulations.
• Evaluate packaging compatibility for leaching, sorption, and migration of active ingredients.
• Microbiological & Preservative Efficacy Testing:
• Conduct Preservative Efficacy Testing (PET/Challenge Tests) as per USP , ISO 11930, or Ph. Eur. 5.1.3 standards.
• Ensure compliance with Good Manufacturing Practices (GMP) to prevent microbial contamination.
• Rheological & Sensory Analysis:
• Perform rheology measurements using viscometers and rheometers to determine shear-thinning or shear-thickening properties.
• Analyze spreadability, adhesion, and absorption rates using texture analyzers.
• Conduct panel testing to assess sensorial attributes such as skin feel, absorption rate, and after-feel effects.
• Active Ingredient Efficacy Testing:
• Measure penetration and bioavailability of active ingredients using Franz Diffusion Cell studies.
• Conduct antioxidant capacity testing using assays like DPPH and ORAC.
• Use High-Performance Liquid Chromatography (HPLC) and Fourier Transform Infrared Spectroscopy (FTIR) for ingredient quantification and validation.

1. Regulatory Compliance & Documentation

• Ensure formulations comply with global cosmetic regulations (e.g., FDA, EU 1223/2009, ASEAN, Health Canada, ISO 22716).
• Maintain detailed Product Information Files (PIF), including formulation composition, safety assessments, and ingredient justifications.
• Develop Safety Data Sheets (SDS) and ensure compliance with REACH and Annex II of EU Cosmetic Regulations.
• Work with toxicologists to conduct Human Repeat Insult Patch Tests (HRIPT) and in-vitro safety assessments.
• Conduct Ingredient Regulatory Reviews to ensure compliance with allowable concentrations and restrictions.

1. Batch Manufacturing & Quality Control

• Batch Manufacturing Record (BMR) Preparation:
• Document raw material batch numbers, weighing logs, and process steps for each batch.
• Ensure all batch formulations align with standard operating procedures (SOPs) and Good Laboratory Practices (GLP).
• Record any deviations or formulation adjustments for traceability.
• Master Formula Record (MFR) Creation:
• Develop a standardized master formulation document detailing ingredient percentages, processing parameters, and critical control points.
• Update MFR based on stability study outcomes, scale-up adjustments, and process validation.
• Scale-Up & Manufacturing Support:
• Translate lab-scale formulations into pilot and full-scale production.
• Optimize mixing speeds, shear forces, temperature profiles, and homogenization techniques for reproducibility.
• Collaborate with the manufacturing team to resolve production challenges, such as aeration, ingredient sedimentation, or batch-to-batch variation.
• Conduct first production batch validation and establish acceptance criteria for quality control.

1. Research & Innovation

• Stay updated on emerging skincare trends, novel ingredients, and formulation technologies.
• Research new emulsification techniques, such as high-pressure homogenization, microfluidization, and ultrasonic emulsification.
• Explore the use of biotechnological and green chemistry ingredients, including probiotics, bio-ferments, and plant-derived actives.
• Conduct comparative benchmarking of competitor products to assess performance and innovation opportunities.
• Collaborate with suppliers and R&D teams to source and validate new raw materials with enhanced functional properties.

Required Skills

& Qualifications Requirements Technical Skills:

• Strong foundation in colloidal chemistry, emulsification science, and surfactant interactions.
• Proficiency in formulation software such as Cosmetic Factory, ChemSketch, and Formulator Software.
• Experience with analytical instrumentation, including:
• HPLC, FTIR, GC-MS (for raw material and preservative analysis).
• Spectrophotometry (for UV-blocking and antioxidant capacity testing).
• Texture Analyzers & Rheometers (for viscoelastic behaviour evaluation). Educational & Experience Requirements:
• Bachelor’s, Master’s, or Ph.D. in Cosmetic Science, Chemistry, Biochemistry, Pharmaceutical Sciences, or Chemical Engineering.
• 3-5+ years of experience in cosmetic formulation, R&D, or quality control.
• Experience working in GMP-certified or ISO 22716-compliant laboratories. Soft Skills:
• Analytical problem-solving for troubleshooting formulation challenges.
• Strong documentation and record-keeping skills for regulatory compliance.
• Attention to detail in ingredient selection, formulation stability, and batch reproducibility.
• Ability to collaborate with cross-functional teams, including marketing, R&D, and manufacturing.