Caffeine + L-theanine at 1:1 ratio is the most studied focus combo in nootropics research. Add hydration and you've got a smart energy drink. Just know you're paying $1.80/packet for what costs $0.05 in bulk ingredients.
Caffeine at 100mg (50% of optimal but perfectly functional dose) from natural sources plus L-Theanine at 100mg for smooth energy without jitters. The 1:1 caffeine:theanine ratio works. Sodium at 510mg and potassium at 370mg provide real hydration value. Vitamin C at 300mg. This delivers on its dual energy + hydration promise.
See exactly how this fits your health profile. What works for you, what doesn't, and whether you're getting your money's worth.
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