The invention discloses a method for drying fermented kelp, characterized by comprising the following steps: taking 1 part by mass of a drying ingredient and N parts by mass of fermented kelp for later use, wherein the drying ingredient is bean pulp or fermented bean pulp and the value range of N is 3-10; firstly, spreading 5-20% of the drying ingredient onto the bottom surface of a dryer; then uniformly mixing the residual drying ingredient with 1 part by mass of fermented kelp, laying the mixture in ridges onto the drying ingredient in the dryer, drying for the first time; in the drying process, stirring 2-4 times every day, changing the ridge peaks into troughs every time of stirring; and treating the second part to the Nth part of fermented kelp according to the steps above to finish drying the fermented kelp.