Ferment-derived ingredients appear across the Microbiome Collection; four complete formulas supply four distinct jobs. Microbiome Correcting Cleanser contains Streptococcus Thermophilus Ferment and Lactobacillus/Punica Granatum Fruit Ferment Extract, while its mild cleansing base and supporting cast create a clean, comfortable finish. Microbiome Boosting Serum contains Lactobacillus Ferment and Sphingomonas Ferment Extract, while three forms of hyaluronic acid and Sodium Polyglutamate supply layered hydration. Microbiome Defense Daytime Moisturizer SPF 15 contains Lactobacillus Ferment and Saccharomyces Ferment Filtrate; its complete formula supplies lightweight moisture and antioxidant care, and Zinc Oxide 6% with Octisalate 5% provide labeled broad-spectrum SPF 15 protection. Microbiome Restorative Evening Moisturizer contains Lactobacillus/Punica Granatum Fruit Ferment Extract and Lactobacillus Ferment, while its barrier lipids, humectants, and emollients supply extended moisture, softness, barrier comfort, and improved fine-line appearance.