Abstract: The present disclosure relates to a dry process for preparing a solid pharmaceutical dosage form of vitamin K1 comprising: a) blending vitamin K1 with a first diluent under a first set of pre-determined conditions to obtain a first mixture; b) contacting the first mixture with a second diluent under a second set of pre-determined conditions to obtain a second mixture; c) mixing the second mixture with the excipients selected from a group consisting of disintegrant, lubricant and glidant under a third set of pre-determined conditions to obtain a third mixture; and d) compressing or encapsulating the third mixture to obtain the solid pharmaceutical dosage form of vitamin K1.