Yes, all three Brainzyme FOCUS formulas contain caffeine, about 40mg per capsule from natural matcha and guarana extracts. Brainzyme is a UK-founded nootropic brand built around that shared caffeine-plus-L-theanine blend. How Much Caffeine Is Actually in Each Capsule One Brainzyme FOCUS capsule carries about 40mg of caffeine, and a full two-capsule serving carries about 80mg, […]
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