Clinical trials and Research Blog

Attrition bias is one of the most common and least understood sources of error in clinical and consumer research. It shows up when participants drop out of a study and those dropouts are not random. For brands relying on study data to guide decisions, this can quietly undermine confidence, credibility, and trust. This article explains what attrition bias is, why it matters, how it happens, and what brands can do to reduce its impact when running human studies. Attrition bias

Clinical trials are the gold standard for validating the safety and efficacy of skincare products and dietary supplements. Within this landscape, the crossover study design stands out for its unique ability to minimize variability and optimize study efficiency. In this blog post, we’ll explore what a crossover study is, how it works, and why it's particularly valuable for brands in the skincare and supplement industries. What is a Crossover Study? A crossover study is a type

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 the evolving landscape of wellness and functional health, prevention trials are becoming a vital piece of the puzzle. Unlike treatment trials, which assess how a product alleviates existing symptoms, prevention trials aim to answer a more proactive question: Can this product reduce the risk of a condition ever occurring? Whether you’re marketing supplements, skincare products, superfoods, or pet health formulas, prevention trials offer a scientifically grounded path to pro

In the world of clinical research patient retention is one of the most vital yet overlooked components of study success. Recruiting participants is just the beginning. Keeping them engaged, compliant, and enrolled through the study? That’s where the real challenge lies. High dropout rates don’t just compromise your data integrity; they also cost time, money, and brand credibility. So, how can wellness and consumer health brands ensure that participants stay the course? Let’s

Whether it's a collagen supplement, an anti-aging serum, or a probiotic for pets, clinical trials are the gold standard for demonstrating...

Ensuring product safety is a top priority for brands in skincare, supplements, cosmetics, and pet health. One essential step in this...

As the popularity of dietary supplements continues to rise, ensuring their safety and efficacy has never been more crucial. Consumers are...

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

When exploring the efficacy of new supplements, clinical trials play a pivotal role in determining whether a product really works or if...

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...