Patent ID: 6531157
Filing Date: 2003-03-11
Classification: A23K,A23L,A23V,A61K,A61P

Abstract:
A process for preparing a dry powder composition containing vitamins D, E and K or vitamins A, D, E and K, said process comprising:a) homogenizing vitamin K in an aqueous solution containing one or more protective colloids for a time and under conditions effective to produce an emulsion containing vitamin K, wherein said aqueous solution optionally contains one or more sugars or other additives, and wherein said emulsion does not contain any of vitamins A, D or E; b) homogenizing in an aqueous solution for a time and under conditions effective to produce an emulsion, a mixture selected from the group consisting of M1, M2 and M3 wherein M1 comprises a protective colloid and vitamins D, E, and A; wherein M2 comprises a protective colloid, vitamin D, vitamin E, and an inert oil; wherein M3 comprises a protective colloid, an inert oil and vitamins D, E, and A; c) combining the emulsions from step a) and b); d) drying the mixture of step c), optionally in the presence of a coating material, to yield a dry powder; and e) isolating the dry powder of step d.