Nos blogs

Learn about lip gloss shelf life, including unopened and PAO periods, formula, packaging, storage, and stability testing.

Learn how to create a custom lip gloss formula, covering ingredients, viscosity, pigment suspension, stability testing, sampling, and production.

How long does lipstick production take? Learn typical timelines for custom formulas, packaging, mass production, testing, and reorders.

Understand how makeup OEM factories match colors using color references, CIE L*a*b*, ΔE, formulation testing, and batch control.

Learn the liquid foundation manufacturing process, from pigment dispersion and emulsification to filling, quality control, and stability testing.

Learn why foundation oxidizes, what causes color changes, and how formulation and testing can improve color stability.