Lactobacillus bulgaricus GLB44 Lactobacillus bulgaricus GLB44 "Lactobacillus delbrueckii" subsp. "bulgaricus" is a bacterial subspecies traditionally isolated from European yogurts. Lactobacillus bulgaricus GLB44 differs from the rest of the "L. bulgaricus" strains as it was isolated from the leaves of "Galanthus nivalis" (snowdrop flower) in Bulgaria, becoming the only known strain of this subspecies that has vegan origin (not from yogurt) available as a commercial probiotic. Probiotics are health promoting bacteria which, when consumed in adequate amounts, confer a benefit on the host, normally associated with positive effects on the digestive and immune systems, and are usually prescribed during or after antibiotic treatment to
Luzula nivalis is the species's basionym and was used before "L. arctica". "Luzula nivalis" is a relatively small perennial herbaceous plant (or "herb") which grows to heights of between in a caespitose fashion. "L. nivalis "has fibrous roots and ascending rhizomes, older plants have vertical stems either at ground level or underground; the plant base is straw-brown/pale castaneous brown in colour. The plant is subglabrous with erect, aerial stems and numerous alternate basal leaves. These crowded leaves are marcescent, flat, remain for many years, usually up to long and wide." L. nivalis" also has 1–2 cauline leaves which are long; both leaf