The most effective diet drink? Have you ever heard of black pine camellia? I think it is the most effective diet drink you want. Black tea uses the extract of camellia oleifera seeds to lose weight. Don't underestimate this camellia seed, it has been widely used since 14 to the 5th century. Heishan Tea has made its extract into the most effective slimming drink. Taking Camellia oleifera seed extract 100mg daily can not only promote fat metabolism, reduce fat accumulation and inhibit fat absorption, but also make you. Moreover, black pine camellia is not only the most effective slimming drink, but also has the effect of beauty and health care.