The Citruslabs blog covers all things clinical trial patient recruitment and retention as well as exciting news and developments in the medical research industry. Browse our recent posts or search for a topic you're interested in to learn more.
Cosmetic brands rely on ingredients to deliver results, but every ingredient also needs to be evaluated for safety, stability, and compatibility within a formula. This is where cosmetic ingredient testing becomes essential. For founders, formulators, and regulatory teams, ingredient testing helps answer an important question early in product development: Is this ingredient safe and appropriate for use in a cosmetic product? Understanding how ingredient testing works helps bra
If you develop products in the food, beverage, or supplement space, you have probably encountered the term GRAS. It shows up in ingredient documentation, regulatory discussions, and safety evaluations, but many brands are not fully clear on what it actually means or how it works. Understanding GRAS matters because it is one of the main ways companies demonstrate that an ingredient is safe for use in food products in the United States. This article explains what GRAS means, ho
If you are running a clinical study to support a product claim, one of the most important decisions you will make is choosing the primary endpoint. It shapes your protocol, your data analysis, and ultimately the claims you can confidently stand behind. This article explains what a primary endpoint is, how it works, how to choose one, and how it impacts your regulatory and marketing strategy. A primary endpoint is the main outcome a clinical study is designed to evaluate. It i
