Meet your new best friend in gut health and healthy weight management. OptiFiber^® Lean is a naturally derived prebiotic fiber supplement made with Shimizu Propol® A propolmannan—an ultra-pure form of glucomannan sourced from the konjac root. This soluble fiber expands gently in your stomach, helping you feel full longer so you can practice better portion control.*

Whether you’re looking for an appetite-suppressant fiber, blood sugar support, or just want smoother digestion, this clean, plant-based formula has you covered. It also acts as a prebiotic, feeding the good bacteria in your gut while promoting regularity and supporting cholesterol and glucose metabolism.*

No synthetic additives. No nonsense. Just a powerful, glucomannan supplement that works in harmony with your body’s natural rhythms.*