Abstract: A measuring cap which is attached onto a squeezable bottle, and can extract a desirable amount of liquid inside the bottle into the measuring chamber of the cap by squeezing the body of the bottle. Measuring cap (1) consists of cap main body (3), inner plug (4), and supply pipe (5), cap main body is integrally constituted by bottle neck engaging wall (6), is a measuring chamber (9) constituted by circumferential wall of measuring chamber (7) and top wall (15) which forms a pouring mouth at an upper portion, and an upper cap (8) which has a bung that can close the pouring mouth. The inner plug has a discharging pipe (21) and an engaging circumferential wall (22) which engages to the circumferential walls of the measuring chamber, and the discharging pipe (21) and engaging circumferential wall is constituted by being connected with the bottom wall of measuring chamber (23).