Abstract: Nutritional supplement preparation for pregnant and breast-feeding women based on milk constituents for pregnant and breast-feeding women containing 10-20% by weight of protein, 16-28% by weight of fat, 43-65% by weight of carbohydrates, at most 3.5% by weight of moisture and minerals, trace elements and vitamins such as calcium, phosphorus, magnesium, copper, zinc, iodine, iron, vitamin A, vitamin B1, vitamin B6, vitamin C, vitamin D3, vitamin E, niacin and folic acid, and, optionally flavoring and/or colorant as well as a process for preparing said preparation.