Category: Clinical research

Fatal adverse events, a specific type of Reportable New Information (RNI), must be reported to the IRB within 24 hours of discovery. This critical component of ethical oversight defines what is RNI in clinical research, ensuring the protection of human subjects throughout a study.

Less than half of completed vitamin supplement clinical trials registered in the EU reported their results, highlighting the regulatory difference between supplements and prescription drugs. This context is crucial for understanding why specific clinical studies on Vitaplex are not widely published or available.

The primary circulating form of vitamin D, 25-hydroxyvitamin D (25[OH]D), has a half-life of approximately 15 days, meaning it takes about two weeks for half of it to leave your system. Understanding **what is the washout period for vitamin D** is crucial for anyone needing an accurate measure of their baseline levels, especially before starting new supplementation or participating in a clinical trial.

While the acronym BSA is often heard in scientific and clinical circles, understanding exactly **what is BSA in nutrition** requires recognizing its dual meaning in different contexts. For nutrition researchers, it is a key laboratory protein, while in clinical dietetics, it represents a crucial patient-assessment metric for determining metabolic mass and standardizing some medical treatments.