A member asked:

Is it safe to use stainless steel shaker to shake&drink whey protein or milk? and how long the stainless cup can be used? 1 year or ? thank you

A doctor has provided 1 answer
Dr. Hamsa Jayaraj answered

Specializes in Internal Medicine

Life long: Stainless steel is very safe,but I do not know about the one made in China! Buy a good brand.

Answered 8/6/2018

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Thank

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Who can take whey protein milk shake, and for how much long?

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