30 Sep 2013 --- Capsugel, a global leader in innovative dosage forms and solutions for the healthcare industry, announced today that the results of its 2013 scintigraphic in vivo study of its DRcaps capsules definitively documents that the specially formulated acid-resistant hydroxypropyl methylcellulose (HPMC) capsules are an “excellent choice” for delayed delivery of acid-sensitive ingredients like probiotics and enzymes.