Our mantra of not adding any perservatives continue on our Handmade Cookie journey , particualrly No Ammonia. Calcium propionate , Propylene Glycol PPG,Sodium Metabisulfite,Sodium Benzoate, Oxygen Absorber.,Sodium Citrate. Wondered ! ever how a packed buscuits survive over six months. Whereas a home made cakes or bscuits won't make shelf life like commerical foods. Yes , our cookies last for only 5 to 6 days on room temperature , if keep it in refregiration upt 25 days.