Delayed release Acid Resistant Enteric Capsules that dissolve in the intestine not the stomach to protect your ingredient from stomach acid. 500 x Size 0 White Joined Enteric Coated Delayed Release Capsules. Size 0 is 0.68ml volume 22mm joined and fits approx 300 - 500mg depending on the powder. Premium Pharmaceutical Quality Empty Enteric Coated Gelatine Capsules that only dissolve above PH 5.5 (Non acidic environment) Beneficial for products that are harmed by stomach acid e.g. probiotics, or products that irritate the stomach or where a delayed release is required as they will typically dissolve one to two hours after ingestion only after they reach the alkaline environment of the small intestine.