Abstract: The invention relates to a methods and uses for the preservation of stem cells, by a method comprising the steps of combining the stem cells with a cryopreservation medium to produce a mixture, and freezing the mixture to produce a frozen stem cell product, optionally, wherein the method further comprises the steps of thawing the frozen stem cell product, transferring the thawed cells to a storage medium, and storing stem cells in the storage medium, wherein the cryopreservation medium and/or the storage medium comprises a recombinant yeast-derived serum albumin preparation, more preferably wherein the recombinant yeast-derived serum albumin preparation is present in the cryopreservation medium and is also present in the storage medium.