This premium bokashi bran is made with the highest quality bacterial cultures and double fermented. Live microbes are ready to ferment and compost your food scraps! Each 2.2 lb (1 kg) bag of bokashi bran is enough to ferment five full kitchen composters. For an average family, this is about 3 to 4 months worth of food scraps. Your garden will thrive on the garden-friendly probiotics!