Kao Life Care Research Institute has launched ‘THE SLEEP’ (a food with functional claims).*1 Caffeine content per serving of "THE SLEEP" is less than 0.001 g, which is labeled as 0 mg. bigjpg. Coffee cherry (illustrative image) ...2026.07.22 *1 Caffeine content per serving of "THE SLEEP" is less than 0.001 g, which is labeled as 0 mg. bigjpg. Coffee cherry (illustrative image) ...