Fraud Blocker

L-theanine and caffeine improve task switching but not intersensory attention or subjective alertness

L-theanine and caffeine improve task switching but not intersensory attention or subjective alertness

Author: Einöther SJ, and Martens VE, and Rycroft JA, and De Bruin EA

Tea ingredients l-theanine and caffeine have repeatedly been shown to deliver unique cognitive benefits when consumed in combination. The current randomized, placebo-controlled, double-blind, cross-over study compared a combination of l-theanine (97 mg) and caffeine (40 mg) to a placebo on two attention tasks and a self-report questionnaire before, and 10 and 60 min after consumption. The combination of l-theanine and caffeine significantly improved attention on a switch task as compared to the placebo, while subjective alertness and intersensory attention were not improved significantly. The results support previous evidence that l-theanine and caffeine in combination can improve attention.

 

Get the whole article here

Shipping Icon Free shipping on subscriptions + orders over $49 (US only)

{property.value} {property.value} {property.value} Include jar: {property.value}

Delivery every {property.value}

{property.value}

+
You definitely need tools!
Perfect coldbrew everytime
The ideal way to store your matcha
The ideal way to store your matcha