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Caffeine + L-theanine is a two-component dietary supplement that combines a strong dose of caffeine with the non-essential amino acid L-theanine. You will appreciate caffeine, especially thanks to its connection with increased alertness and improved concentration. L-theanine from green tea functionally complements the whole mixture. It is thus an ideal choice for students, managers, and athletes.

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€10.50
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Caffeine + L-theanine - GymBeam

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