Phase-Specific Effects of Supplementation on Cognitive and Physical Performance in Eumenorrheic Female Athletes

Effects of Supplementation (Caffeine / Proteins) on Cognitive and Physical Performance in Eumenorrheic Female Athletes across different phases of the menstrual cycle

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

PACTR

Registry ID

PACTR202602512638897

Enrollment

Registered

2026-02-17

Start date

2025-12-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Nutritional, Metabolic, Endocrine

Interventions

Supplementation

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Regular cycle of physiological length (28–30 days)

Exclusion criteria

Exclusion criteria: contraception (oral, implanted, injected, intrauterine devices, and patches) injury that would affect physical performance

Design outcomes

Primary

Measure	Time frame
Primary outcomes: cognitive function (reaction time [RT], vigilance test [VT]) and physical performance tests (countermovement jump \[CMJ], repeated sprint test [RST], and time to exhaustion test	—

Secondary

Measure	Time frame
Secondary outcomes : delayed muscle onset soreness	—

Countries

Tunisia

Contacts

Public ContactInes Ben Hsen

University of Sfax

inesbenhsen2007@gmail.com0021658444009

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026