substance icon set, lactose free. with lactose. ideal for informational

acid allergen allergy anaphylaxis art box carbohydrate carboxylic character cow dairy derivative design diarrhea digestion disaccharide drink drop educational element emblem enzyme flatulence flavor food free graphic icon ideal illustration immune informational ingredient intolerance isolated lactase lactating lactic lactose life liquid logo long materials milk nutrition packaging pictogram prohibited protein reaction recipe set substance symbol system vector warning