Cosmetic grade Blue Ultramarine Powder can be used in face makeup, and eye makeup, soaps and lotions. Ultramarines and oxides can be blended together to give a wide range of colors. For soap making Blue Ultramarine can be added after the lye and fats are blended, use at about 1 teaspoon per 5lb soap. Iron oxides are inorganic and will not bleed. Do not use in lipsticks. Not recommended for nail lacquers...more
Cosmetic grade Blue Ultramarine Powder can be used in face makeup, and eye makeup, soaps and lotions. Ultramarines and oxides can be blended together to give a wide range of colors. For soap making Blue Ultramarine can be added after the lye and fats are blended, use at about 1 teaspoon per 5lb soap. Iron oxides are inorganic and will not bleed. Do not use in lipsticks. Not recommended for nail lacquers