After years of extensive research and development in biomedical wearables, focusing on chemical and physical measurements, we have gained significant expertise in their manufacturing. Our extensive knowledge of ink dynamics, colloid mechanics, and material characterization enables us to understand the underlying phenomena in technological processes. Starting from material composition and preparation to printing and device operation, we effectively translate our expertise into scientific advancements. Through quantitative and reproducible methods, we establish the foundation for groundbreaking innovations in printed electronics.