Weight loss can be aided by herbs like Bitter orange that are thermogenic (enhance metabolism), or like Fenugreek that sequester fats (bind to them end eliminate them out the bowels, or like White bean that block carbohydrate absorption, or like green coffee extract suppress the rise of blood sugar or prolong the release of blood glucose after a meal, or like Yerba mate' suppress appetite. There are MANY herbs than can accomplish one or more of these activities. Nobody has thoughtfully put together a strategy for utilizing all these approaches at once, yet they could easily do so.
It's easy to lose more weight using natural options. In this video, "Medicine Hunter" and author Chris Kilham reviews the benefits of herbs and other natural fat-burning options.