Material: Yeast Color: as the picture Size: app.50g Quality period: 18 months Uses: making bread, toast, etc. Storage: cool, ventilated and dry place 1Baker& 39s yeast contains enzymes that break starch down into glucose, which in turn breaks down into alcohol and carbon dioxide. 2 The resulting carbon dioxide will form holes in the bread dough to make the bread bulky and soft.&nbsp 3 Alcohol will evaporate during the baking process. Such bread will be soft and delicious. 4 Bread improver is used in bread making to promote bread softness, increase bread baking elasticity and effectively delay bread aging.&nbsp 5 Improve bread tissue, make bread soft and elastic, shorten the fermentation time of bread material.Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 1-2cm differs due to manual measurement.1 x bag Yeast