Pregnacare Liquid Pregnacare is the UK’s most popular pregnancy supplement brand, and is trusted by mums to safeguard the diet of those who are planning for pregnancy or are already pregnant. Pregnacare Liquid is a scientifically developed formulation of 18 important vitamins and minerals, including 400mcg folic acid and 10mcg vitamin D, the exact levels as recommended by the UK Department of Health. Pregnacare Liquid has been carefully developed by experts so that all ingredient levels are within safe levels for pregnancy and are moderate rather than excessive.