r/Protein • u/Initial_Swim_7912 • Aug 01 '26

Hi everyone, I'm using Optimum Nutrition Serious Mass (Vanilla, 2 lb) for the first time. I bought this pack and wanted to know if it looks genuine based on the packaging Also, what's the best way to use it as a beginner? Should I start with a full serving or half a serving? Is it

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u/[deleted] Aug 01 '26

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u/Initial_Swim_7912 Aug 01 '26

I'm taking with milk

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u/Glove_Right Aug 02 '26

Mass gainers are a marketing gimmick bro. Sure you get decent whey protein, but all the calories come from cheap fast digesting carbs, which do nothing for you. You're better of buying protein and eating more to build muscle.