Originally Posted By OregonMouse

Baking soda in the wash water definitely helps remove the stink with any fabric. I also do 2 rinses to be sure I've removed any detergent residue. Also, when laundering either synthetic or wool base layers, be careful to avoid fabric softener, which really ruins the breathability and wickability of both synthetic and merino fabrics.

Tried baking soda too.

Threw away another shirt this morning. I hate doing it, but it's just unredeemable after six years of semi-frequent use.
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