“…These protectants including skim milk powder, whey protein, trehalose, glycerol, betaine, sucrose, glucose, lactose, adonitol and polymers (e.g., polyethylene glycol and dextran) (Anal and Singh, 2007;Heidebach et al, 2010;Lian et al, 2002). For instance, it has been reported that survival of L. helveticus during vacuum drying was improved by addition of 1 % sorbitol (Santivarangkna et al, 2006).…”