1. Why is water activity important in pharma?

Water activity is important in pharma because it affects the stability and shelf-life of pharmaceutical products. High water activity can lead to microbial growth, chemical degradation, and physical instability of the product, while low water activity can cause the product to become too dry, which can also affect its stability. Controlling and monitoring water activity is therefore critical to ensuring the quality, safety, and efficacy of pharmaceutical products.

Read more about it, here: AW Measurement in Pharma (processsensing.com)