The invention discloses health-maintenance margarine and a preparation method thereof. The preparation method comprises the steps that an
oil phase is prepared, wherein natural
coconut oil,
palm stearin,
shea butter, aloe oil, seabuckthorn seed oil and
borage oil are evenly mixed, then bisphosphoglycerate,
lecithin and
vitamin E are added, heating is carried out to enable oils to melt completely, and the oils are mixed evenly for use; a water phase is prepared, wherein fresh common
nostoc is crushed, radiated through a
microwave oven, water is then added and boiled, common
nostoc water extract is obtained after
filtration for use, milk
powder and salt are added into deionized water and stirred sufficiently, common
nostoc water extract of twice weight of the mixture is added, and even water phase is formed through stirring for use; the
oil phase and the water phase are added and mixed into an emulsification tank for emulsification according to the weight ratio of 8:2, ascorbyl palmitate is added at the same time and is stirred and emulsified while being added, the emulsified lactescence is placed into a quench kneading
machine to carry out tachy-coldness and kneading at the same time, cooling shaping is carried out on the kneaded
emulsion matter to obtain the margarine.