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Does caffeine improve bodybuilding performance?

Caffeine supplementation: ergogenic resource or placebo effect?

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
REBEC
Registry ID
RBR-3h5hffm
Enrollment
Unknown
Registered
2022-04-05
Start date
2022-01-15
Completion date
Unknown
Last updated
2025-10-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Lifestyle

Interventions

Twenty male adults (between 35 and 50 years old) will be invited to voluntarily participate in the study. Participants will visit the laboratory on 5 occasions. In the first two, tests of 1 repetition
HP3.073.433.101

Sponsors

Universidade Iguaçu Campus V
Lead Sponsor
Universidade Iguaçu Campus V
Collaborator

Eligibility

Sex/Gender
Male
Age
35 Years to 50 Years

Inclusion criteria

Inclusion criteria: Being 35 and 50 years old. Being bodybuilders for at least 1 year; healthy; male; non-users of nutritional supplements; non-users of drugs (licit or illicit); not having suffered musculoskeletal injuries in the last 3 months

Exclusion criteria

Exclusion criteria: Having irregular frequency of training; bone deformities; not understanding the instructions related to the study

Design outcomes

Primary

MeasureTime frame
It is expected to find that when receiving the information that you are ingesting caffeine, the number of repetitions of the exercise is equal to or greater than 10, when suggested inert substance, perform 10 repetitions and when receiving the information that you are using lactic acid, do a number less than 10. repetitions.

Secondary

MeasureTime frame
It is expected to find that when receiving the information that you are ingesting caffeine, the perceived exertion (RPE) in a 10-point scale (CR-10) is equal to or less than 8, when an inert substance is suggested, the RPE is between 6-8 and when you receive the information that you are using lactic acid the PSE is greater than 8.

Countries

Brazil

Contacts

Public ContactMarco Antonio dos Santos

Universidade Iguaçu Campus V

marcomachado1@gmail.com+55(22)28244000

Outcome results

None listed

Source: REBEC (via WHO ICTRP)