This is the first cognition product that has ever really worked for me after trying over half dozen. I’m 68, and recall is not what it used to be, but with one to two days I noticed I was as sharp as I was in my 20s and 30s. I can literally recall most anything now. This stuff is crazy over-pric...

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Amazing product. Really allows for deep work and concentration. I'd recommend caffeine-free if you get jittery with a cup of coffee.

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A really great product

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I got this originally for myself but after realizing there's a caffeine I gifted the bottle to my father. He's enjoying it and tells me it works great.

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