Nekton Biotic-Bird 50gProbiotic supplement for birds NEKTON Biotic Bird is a probiotic supplement for all species of birds. The contained probiotic bacteria support the enzymatic digestion of food in the craw and in the intestines of birds. Prebiotic ingredients such as fructans and mannan oligosaccharides promote a natural and healthy composition of craw and intestinal flora. NEKTON Biotic Bird helps indigestion and accelerates regeneration after antibiotic treatments.