The Effects of an Acute Dose of a Betalain-rich Concentrate on Repeated-sprint Cycling Performance and Recovery.

"A single dose of 100 mg (2 x 50 mg) 120 min before exhaustive exercise.~Supplement instructions:~All treatments will be administered in similar capsules (smell, color, and size) to ensure both the participants and researcher are blinded to the treatment. All treatments will be administered in an opaque lidded container.~The participants will be instructed to close their eyes and carefully open the container, keeping their heads forward. They will be asked to place the container to their lips, tipping the container to pour the contents into their mouth. Immediately after, they will be instructed to drink water to help them swallow the pill and instructed not to chew or manipulate the pill inside their mouth."

"A single dose (2 x empty capsules) 120 min before exhaustive exercise.~Supplement instructions:~All treatments will be administered in similar capsules (smell, color, and size) to ensure both the participants and researcher are blinded to the treatment. All treatments will be administered in an opaque lidded container.~The participants will be instructed to close their eyes and carefully open the container, keeping their heads forward. They will be asked to place the container to their lips, tipping the container to pour the contents into their mouth. Immediately after, they will be instructed to drink water to help them swallow the pill and instructed not to chew or manipulate the pill inside their mouth."