People who have a healthy immune system experience more energy and endurance. Add Ambrotose products to your diet and . . .+ * Increase immune system support* * Support digestive function* * Improve memory and cognitive function* * Enhance mood and decrease irritability* Mannatech’s Ambrotose products are: * Plant- and naturally sourced * Cutting-edge technology * Tested and certified by NSF International (an independent third party organization that develops standards and certifies products in more than 100countries).