您已经阅读素材和学习知识之间的区别天然成分与化学添加剂，如“autolyzed酵母提取物”或“水解植物蛋白。”
You have to read the ingredients and learn to know the difference between natural ingredients vs. chemical additives like "autolyzed yeast extract" or "hydrolyzed vegetable protein."
这不仅能帮助当地的卫生工作者，还通过分类天然植物的有效成分和无效成分可能在无形中为非洲药用植物打开了国际市场。
Not only will this information help local healthworkers, by winnowing what works from what does not, it may also increase international trade in African herbal medicines.
因为它是从甜叶菊植物中提取的天然成分，所以比较安全。
Because it is the natural ingredient which withdraws from the stevia rebaudiana plant, therefore comparison security.
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