Miyoshi America, Inc.
Personal Care Product ManufacturingConnecticut, United States11-50 Employees
Miyoshi America, Inc. is a Dayville, Connecticut-based manufacturer that develops and produces surface treated pigments and mineral substrates for the cosmetics industry, supporting color cosmetics and skincare applications. Founded in 1985 as a wholly owned subsidiary of Miyoshi Kasei, Inc., it operates within the Miyoshi Kasei Group and concentrates on advanced surface-treatment technologies for cosmetics. The company has introduced innovations such as alginate-treated pigments derived from seaweed and hydrophilic iron oxides that disperse in water, along with surface-treated synthetic mica dispersions that help control radiance and purity. Its customers are cosmetics developers and manufacturers seeking pigments, materials, and dispersions that improve dispersion, color payoff, and stability in finished products. A notable recent product development is MiyoHAZE White, launched in 2022, described as a white, high-coverage composite powder with light reflection similar to titanium dioxide. Through its parent group, it maintains a global presence.