Certified Laboratories Blog
Insights for the food & beverage, cosmetics, OTC, supplements, and other industries.
Own Label & Private Label Distributors: What are Your cGMP Responsibilities?
Discover the responsibilities of your Quality Unit in meeting cGMP requirements for dietary supplements and OTC drugs.
FAQs About Amazon’s New U.S. Dietary Supplements Policy
What has changed? What is a “TIC”? What lab can I use for my supplements testing? We answer them all here.
How to Develop Quality Unit Roles & Responsibilities SOP for Supplements
Learn how to develop a Quality Unit Roles and Responsibilities SOP compliant with 21 CFR 111 for dietary supplements to meet regulatory requirements.
What is Preservative Efficacy Testing (PET) for Cosmetics?
Preservative efficacy testing (PET) evaluates the effectiveness of a cosmetic or OTC product’s ability to inhibit microbial growth. Here’s how it’s done.
Cosmetic & Personal Care Claims Substantiation: Advice from an Expert
Learn how to substantiate cosmetic and personal care product claims to comply with U.S. regulations, avoid fines, and build consumer trust.
Understanding Hyaluronic Acid Testing: A Journey of Precision and Patience
Discover the process of hyaluronic acid testing in cosmetic and OTC products, verifying purity and efficacy through precision and expertise.
Step-by-Step Guide to USP 71 Sterility Testing Methods
Discover USP 71 sterility testing methods, including Membrane Filtration and Direct Inoculation, to verify your products are free from harmful microorganisms.
“Vitamin Tuna”: Lab Testing to Verify the Integrity of Your Supply Chain
Learn about “vitamin tuna” and undeclared coloring additives, such as beet juice and ascorbic acid. Understand testing requirements for compliance.
Understanding Colloidal Oatmeal Lab Testing
Discover the steps when performing lab testing for colloidal oatmeal for cosmetic and skincare products.
Heavy Metals in Cinnamon and the Importance of Testing
Perform a risk assessment of your raw materials and integrate heavy metals lab testing into your processes to maximize safety and quality.
Understanding Protein Quality: The Role of PDCAAS
Learn how PDCAAS testing verifies protein quality, supports accurate label claims, and helps manufacturers meet regulatory requirements.
Cosmetic Safety Substantiation: Your Guide for Compliance
Reviewed and Approved by Paula Brock, PhD, MSCI, Senior Regulatory & Scientific Consultant, EAS Consulting Group, a Certified Group company. 1-Minute Summary MoCRA requires cosmetic manufacturers to substantiate product safety before market...
FAQ: Amazon’s New Compliance Requirements for Skin-Lightening & Ophthalmic Products
Reviewed and Approved by Joanne Starkey, CMQ/OE, VP of Quality, Certified Group; Jennifer Sawkins, VP of Operations, Certified Group 1-Minute Summary New Amazon policies enforce verified testing, GMP certification, and labeling compliance for...