Clinical trials and Research Blog

Patient screening is one of the most important steps in any clinical study, yet it is often misunderstood or underestimated. For health and wellness brands investing in research, how you screen participants directly impacts your timelines, data quality, and overall study success. Patient screening is the process of evaluating potential study participants against predefined eligibility criteria to determine if they qualify for a clinical trial. It ensures that only the right p

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

Microbiome testing is becoming a major focus for health and wellness brands, especially those in gut, skin, and immune health. But many teams are still unclear about what it actually measures and whether it is worth the investment. Microbiome testing is the analysis of microorganisms, such as bacteria and fungi, that live in a specific part of the body like the gut or skin. Brands use microbiome testing to understand how a product affects microbial balance, diversity, and com

When you read that a supplement is “clinically proven”  to support joint health or that a serum “reduced wrinkles in 8 weeks,”  you’re seeing the end result of a very selective process. Clinical trials don’t test products on just anyone, they rely on carefully defined eligibility criteria  to decide who qualifies to participate. In non-pharmaceutical trials, especially in the supplement, skincare, and wellness spaces, eligibility criteria quietly do the heavy lifting: ensurin

In today’s rapidly evolving wellness and consumer health landscape, representation isn’t just a value, it’s a vital part of credible research. Creating a truly impactful clinical trial starts with the people behind the data.  As consumer health brands and wellness companies aim to serve broader audiences, ensuring diversity in participant recruitment is no longer optional, it’s essential. Inclusive research leads to more accurate results, stronger product claims, and a deeper

In an industry where consumer trust hinges on product safety and transparency, allergy patch testing has become an essential tool for skincare and cosmetic brands. Whether you're launching a new moisturizer, serum, or natural deodorant, ensuring your product is dermatologically tested can significantly impact its credibility, and its success on the market. But what exactly is allergy patch testing, and how does it differ from other forms of clinical evaluation? Let’s break it

Imagine proving your skincare serum reduces redness, not with before-and-after selfies, but with real-time data showing reduced...

In today’s values-driven marketplace, ethical sourcing has evolved from a buzzword into a non-negotiable for brands - especially those in...

When it comes to product development and marketing, understanding your audience is key. One of the most effective ways to gain deep...

If you're on the brink of initiating a Randomized Controlled Trial (RCT) for your product, you're aiming for the gold standard of...

As the CEO and co-founder of Citruslabs, I often reflect on the rigorous standards applied to clinical trials for supplements....

The skincare industry, traditionally reliant on site-based skincare clinical trials, is experiencing a transformative shift in trial...

In today's market, consumers are more educated about the products they purchase than ever before. This is why substantiating your product...

Selecting the right methodologies is crucial to ensure accurate, reliable, and actionable data collection for your clinical trial. First,...