What is the emodin content of Longevinex?

Emodin is naturally found in Giant Knotweed (botanical name: Polygonum cuspidatum), the plant from which resveratrol is extracted for use in dietary supplements. Emodin has laxative effects. Some sensitive individuals report loose stool when taking resveratrol and this is due to emodin content. Because Longevinex utilizes a source of Giant Knotweed that is more than 90% pure resveratrol extract,