+A **reductant** is a chemical species that donates electrons to another reactant. In doing so, it facilitates [Reduction](/wiki/reduction) for the other species, while undergoing [Oxidation](/wiki/oxidation) itself.
+## See also
+- [Oxidant](/wiki/oxidant)
+- [Redox](/wiki/redox)
+- [Electron](/wiki/electron)
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