IWASE COSFA is a specialized trading company that has grown backed by research, planning and development proposal capabilities, mainly for raw materials for cosmetics since its establishment in 1931.
With one-stop proposal capabilities cultivated over 80 years, we have expanded into major markets of cosmetics and expand our business.
WSK-L is a polysaccharide with less than 50 thousand Da molecular weight from the Silver Ear mushroom's edible fruit bodies in China. The glucuronic acid contest around 13-30% WSK-L promotes hyaluronic acid in dermis and improves the dermis's ability to c...weiterlesen
WSK-L is a polysaccharide with less than 50 thousand Da molecular weight from the Silver Ear mushroom's edible fruit bodies in China. The glucuronic acid contest around 13-30% WSK-L promotes hyaluronic acid in dermis and improves the dermis's ability to combine with moisture and ensure that the cells in the dermis layer have sufficient water supply. WSK-L replenishment of water to deep skin layers and nourish cells and promotes anti-aging verkürzen
Trinity Capsule TC-30T is a multifunctional powder when formulated it can prevent color change from sebum and sweat. Moreover, it has soft-focus and SPF booster effects. It helps maintain the same color under wet and/or dry conditions without reapplicatio...weiterlesen
Trinity Capsule TC-30T is a multifunctional powder when formulated it can prevent color change from sebum and sweat. Moreover, it has soft-focus and SPF booster effects. It helps maintain the same color under wet and/or dry conditions without reapplication for long lasting formulation. It is 4μm porous silica in which 30% TiO2 is uniformly dispersed. It can be formulated in all color cosmetics. verkürzen
UJI NO SATOCHA M is organic certified ‘Matcha’ that is made from green tea leaves cultivated in Kyoto. This ingredient disperses in oil easily, then gives a radiant and natural bright green color to oil-based cosmetics such as lipstick, oil gel, and makeu...weiterlesen
UJI NO SATOCHA M is organic certified ‘Matcha’ that is made from green tea leaves cultivated in Kyoto. This ingredient disperses in oil easily, then gives a radiant and natural bright green color to oil-based cosmetics such as lipstick, oil gel, and makeup remover. This ingredient is not suitable for water-based formulations, because the color changes to brown over time. verkürzen
VITA-HA 400 is a raw material for wrinkle improvement, moisturizing, skin smoothing, and skin brightening that overcomes the instability of vitamin C by combining ascorbic acid to hyaluronic acid. Ascorbic acid stabilized within VITA-HA 400 maintains its ...weiterlesen
VITA-HA 400 is a raw material for wrinkle improvement, moisturizing, skin smoothing, and skin brightening that overcomes the instability of vitamin C by combining ascorbic acid to hyaluronic acid. Ascorbic acid stabilized within VITA-HA 400 maintains its activity by not being destroyed by light or heat during the manufacturing process and preservation and effectively shows antioxidant, anti-wrinkle, and brightening activity when applied to the body. Also, it has the efficacy of hyaluronic acid that is natural moisturizing factor, so it has excellent anti-aging and moisturizing effect. verkürzen
VITA-HA800 is a new raw material formulated with VITA-HA, a hyaluronic acid derivative that combines low-molecular hyaluronic acid and vitamin C, and 3D nano VITA-HA, a new nano-sized hybrid material produced by combining hyaluronic acid and Vitamin C usi...weiterlesen
VITA-HA800 is a new raw material formulated with VITA-HA, a hyaluronic acid derivative that combines low-molecular hyaluronic acid and vitamin C, and 3D nano VITA-HA, a new nano-sized hybrid material produced by combining hyaluronic acid and Vitamin C using nHyDTech™, a unique production platform technology. Combining hyaluronic acids without a chemical crosslinking agent, 3D nano VITA-HA is non-toxic, safer, and more eco-friendly and has the characteristics of a hydrogel. A high-functional material that provides the skin with triple-care with different characteristics, VITA-HA800 supplies vitamin C and moisture as well as other active substances deep into the skin. verkürzen
Zinc Oxide AS is non-nano Zinc Oxide composed of 120nm of primary particle size coated with Triethoxycaprylylsilane. Zic Oxide AS has met global regulations, including in the US. Triethoxycaprylylsilane is chemically bonded to the surface of Zinc Oxide. T...weiterlesen
Zinc Oxide AS is non-nano Zinc Oxide composed of 120nm of primary particle size coated with Triethoxycaprylylsilane. Zic Oxide AS has met global regulations, including in the US. Triethoxycaprylylsilane is chemically bonded to the surface of Zinc Oxide. Therefore, so it is very stable in high-temperature conditions and provides excellent water repellency for long-lasting effects. Due to its superb compatibility of alkyl group with the ester oil like UV absorbers. M-ZnO P As is recommended to be used in all cosmetics such as powders and emulsions. verkürzen
ZnO S AS is a novel non-nano-sized zinc oxide with high UV protection. It has high transparency and good smoothness, so as to not detract from the feel of the final product. We confirmed that a formulation containing 25% of ZnO S AS achieved SPF 50 and PA...weiterlesen
ZnO S AS is a novel non-nano-sized zinc oxide with high UV protection. It has high transparency and good smoothness, so as to not detract from the feel of the final product. We confirmed that a formulation containing 25% of ZnO S AS achieved SPF 50 and PA++++ by in vivo testing. The surface treatment with Triethoxycaprylylsilane provides excellent dispersibility and can be used in a variety of products, especially makeup, and sunscreens. verkürzen
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