The invention discloses a preparation method of 
probiotic fermented strawberry fruit 
powder. The preparation method comprises the following steps of performing 
fermentation with probiotics: taking 100parts of sterilized strawberry pulp after 
enzyme deactivation, adding 100-200 parts of 
sterile water, 0.001-5 parts of a 
probiotic fermenting agent and 1-10 parts of a 
sugar agent to the taken strawberry pulp, performing uniform mixing to obtain a mixture, transferring the mixture to the condition of the temperature being 37-40 DEG C, performing 
fermentation for 60-72h, and performing filtrationso as to obtain 
probiotic fermented strawberry pulp; and performing 
drying: removing 
moisture from the fermented strawberry pulp by a low-temperature 
vacuum drying method so as to obtain the probioticfermented strawberry fruit 
powder. The invention further discloses the probiotic fermented strawberry fruit 
powder prepared by the preparation method. The probiotic fermented strawberry fruit powderdisclosed by the invention is not liable to damage, storage and transportation of strawberry products are convenient, the quality guarantee period of the strawberry products is prolonged, and the probiotic fermented strawberry fruit powder also has various 
efficacy of regulating the intestinal 
flora of human bodies balanced, alleviating diarrhoea and 
constipation, promoting 
digestion, enhancing 
immunity, preventing 
cancer, resisting 
cancer and the like.