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[0] Stevia [1] Truvia, PureVia, Enliten, Rebiana [2] Natural sweetener derived from leaf of stevia plant [3] In packets, protein-shake mixes, some “natural” soft drinks [4] 
Currently considered safe in small amounts, but no long-term studies have proven its safety. May cause gas or bloating.
Artificial Sweeteners vs. Sugar: Which Is Best? - Eating Made Easy
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