MacroBalans with 12 g Macrogol, powder dosing sachets for constipation MacroBalans is an effective and safe remedy for temporary or chronic constipation. Reliable medical device for acute and chronic constipation. Flavorless powder without salt, sugar, lactose, gluten or sweeteners. Pure macrogol: Binds water, increases stool volume, and softens the stool. The intestines are automatically stretched, which simultaneously stimulates bowel movements and supports natural bowel function. Macrogol 4000 (Polyethylene Glycol 4000) is an inert substance that passes through the intestine without being absorbed by the body or dissolving.