The “Pocket Book of Proteins” provides a detailed exploration of proteins and their role in natural hair and skincare formulations, designed for cosmetic formulators. It covers the science behind proteins, their structural benefits, and how environmental factors affect their function in skin and hair. The ebook discusses various protein types, including hydrolysed, quaternised, and plant-based proteins, and offers practical guidance on sourcing, using, and combining them in formulations. Readers will gain insights into selecting suitable proteins for different hair and skin types and incorporating them effectively to create targeted, high-performance products.