CBS Guide

The CBS gene plays a key role in sulfur metabolism and the body’s methylation and detox pathways, but when it’s overactive or dysregulated, it can lead to excess ammonia and sulfur byproducts that contribute to fatigue, brain fog, and heightened sensitivity to foods or supplements. Many people struggle with unexplained symptoms without realizing their CBS pathway may be overwhelmed. This guide helps you understand how CBS variants affect your biochemistry and provides practical, step-by-step strategies to restore balance, reduce toxic buildup, and feel clearer, calmer, and more resilient.