Supplementary bee food comprising a sugar and methylglyoxal, methylglyoxal-1,1-dimethylacetal, dihydroxyacetone and / or 2,5-dihydroxydioxane-2,5-dimethanol

摘要

Disclosed are compositions and uses thereof as a supplementary bee food for increasing the MGO and/or UMF number in honey; said compositions comprise: a) from 0.0001% to 30% by weight of methylglyoxal-1,1-dimethylacetal, methylglyoxal, dihydroxyacetone or 2,5-dihydroxydioxane-2,5-dimethanol; and b) a sugar such as arabinose, 2-desoxy-D-glucose, 2-desoxy-D-ribose, fructose, fucose, galactose, mannose, sorbose, adonit, dulcet, erythit, inosit, mannit and/or sorbit, xylit, galacturonic acid, gluconic acid-lactone, glucuronic acid lactone, cellubiose, lactose, lactulose, maltose, melibiose, raffinose, saccharose, trehalose, amylose, inulin or natural or synthetic mixture of these sugars or other types of honey. Further disclosed is a method of feeding Manuka honey collecting bees which comprises using a composition as defined above close to a beehive of these bees.