You still have a week and a half left. Devour that puppy -- QUICKLY!!! j/k Like abear said, you shouldn't have any trouble eating it once the expiration date has come around.
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Train the body as it truly is: one, flexible piece!
Guys,... Generally protein powders have an expiration dat of ~1.5-2 years from manufactoring date.
A month beyond is like 7-8% of lifetime.
Insignificant.