GLOW vs KLOW Peptide Stacks: What's the Difference? You may hear us talk about GLOW and KLOW and wonder what the difference actually is. Here is the simple version. GLOW is our foundational regenerative peptide blend. It focuses on cellular Peptides for Plastic Surgery Recovery: A Clinical Guide to GLOW, KLOW, and NAD Plus Frank Agullo, MD Supporting wellness from the inside out , Im excited to now be taking Klow peptide therapy using Averis peptides, a company I trust for their quality, standards, and commitment to wellness support.