Lush Scientist On Firm’s Evolving (And Expensive) Self-Preserving Platform

The testing process for Lush’s self-preserving products can range between $5k to $10k for each self-preserving product, according to cosmetic scientist Daniel Campbell. While resource-intensive, the approach resonates with natural-oriented, ingredient-conscious consumers, and Lush says it ensures that protective microflora on skin and hair aren’t disrupted by synthetic preservative use.