Trial Outcomes & Findings for Impact of Astaxanthin on Cognition in Recreationally Active Females (NCT NCT06460181)
NCT ID: NCT06460181
Last Updated: 2026-05-26
Results Overview
How quickly the participant reacts to a stimulus. Expressed in millaseconds. The lower the number, the faster the participants reacted to the given stimulus. All test were conducted on an iPad using the cognitive software SOMANPT.
Recruitment status
COMPLETED
Study phase
PHASE4
Target enrollment
26 participants
Primary outcome timeframe
Pre supplementation and 4 weeks supplementation period.
Results posted on
2026-05-26
Participant Flow
Word of mouth at the University of North Alabama.
Participant milestones
| Measure |
Astaxanthin
Astaxanthin will be administered in a dosage of 12 mg/day orally by one soft gel capsule per day. the capsule consist of natural Astaxanthin and olive oil.
Astaxanthin: Manufactured by AstaReal Inc
|
Placebo
The placebo will be administered orally by one soft gel capsule per day. The placebo contains olive oil and is color, order, and taste matched to the Astaxanthin soft gels.
Placebo: Manufactured by AstaReal Inc
|
|---|---|---|
|
Overall Study
STARTED
|
13
|
13
|
|
Overall Study
COMPLETED
|
13
|
12
|
|
Overall Study
NOT COMPLETED
|
0
|
1
|
Reasons for withdrawal
| Measure |
Astaxanthin
Astaxanthin will be administered in a dosage of 12 mg/day orally by one soft gel capsule per day. the capsule consist of natural Astaxanthin and olive oil.
Astaxanthin: Manufactured by AstaReal Inc
|
Placebo
The placebo will be administered orally by one soft gel capsule per day. The placebo contains olive oil and is color, order, and taste matched to the Astaxanthin soft gels.
Placebo: Manufactured by AstaReal Inc
|
|---|---|---|
|
Overall Study
Lost to Follow-up
|
0
|
1
|
Baseline Characteristics
Race and Ethnicity were not collected from any participant.
Baseline characteristics by cohort
| Measure |
Astaxanthin
n=13 Participants
Astaxanthin will be administered in a dosage of 12 mg/day orally by one soft gel capsule per day. the capsule consist of natural Astaxanthin and olive oil.
Astaxanthin: Manufactured by AstaReal Inc
|
Placebo
n=12 Participants
The placebo will be administered orally by one soft gel capsule per day. The placebo contains olive oil and is color, order, and taste matched to the Astaxanthin soft gels.
Placebo: Manufactured by AstaReal Inc
|
Total
n=25 Participants
Total of all reporting groups
|
|---|---|---|---|
|
Age, Categorical
<=18 years
|
0 Participants
n=13 Participants
|
0 Participants
n=12 Participants
|
0 Participants
n=25 Participants
|
|
Age, Categorical
Between 18 and 65 years
|
13 Participants
n=13 Participants
|
12 Participants
n=12 Participants
|
25 Participants
n=25 Participants
|
|
Age, Categorical
>=65 years
|
0 Participants
n=13 Participants
|
0 Participants
n=12 Participants
|
0 Participants
n=25 Participants
|
|
Age, Continuous
|
22.5 years
STANDARD_DEVIATION 3.8 • n=13 Participants
|
21.2 years
STANDARD_DEVIATION 1.7 • n=12 Participants
|
22.0 years
STANDARD_DEVIATION 2.9 • n=25 Participants
|
|
Sex: Female, Male
Female
|
13 Participants
n=13 Participants
|
12 Participants
n=12 Participants
|
25 Participants
n=25 Participants
|
|
Sex: Female, Male
Male
|
0 Participants
n=13 Participants
|
0 Participants
n=12 Participants
|
0 Participants
n=25 Participants
|
|
Race and Ethnicity Not Collected
|
—
|
—
|
0 Participants
Race and Ethnicity were not collected from any participant.
|
|
Region of Enrollment
United States
|
13 participants
n=13 Participants
|
12 participants
n=12 Participants
|
25 participants
n=25 Participants
|
PRIMARY outcome
Timeframe: Pre supplementation and 4 weeks supplementation period.How quickly the participant reacts to a stimulus. Expressed in millaseconds. The lower the number, the faster the participants reacted to the given stimulus. All test were conducted on an iPad using the cognitive software SOMANPT.
Outcome measures
| Measure |
Astaxanthin
n=13 Participants
Astaxanthin will be administered in a dosage of 12 mg/day orally by one soft gel capsule per day. the capsule consist of natural Astaxanthin and olive oil.
Astaxanthin: Manufactured by AstaReal Inc
|
Placebo
n=12 Participants
The placebo will be administered orally by one soft gel capsule per day. The placebo contains olive oil and is color, order, and taste matched to the Astaxanthin soft gels.
Placebo: Manufactured by AstaReal Inc
|
|---|---|---|
|
Reaction Time
Psychomotor Vigilance Test Baseline
|
402.7 milliseconds
Standard Deviation 49.9
|
400 milliseconds
Standard Deviation 51.7
|
|
Reaction Time
Psychomotor Vigilance Test Post
|
426.4 milliseconds
Standard Deviation 42.4
|
406.6 milliseconds
Standard Deviation 83.1
|
|
Reaction Time
Task Switching Baseline
|
937.2 milliseconds
Standard Deviation 198.6
|
948.0 milliseconds
Standard Deviation 214.7
|
|
Reaction Time
Task Switching Post
|
760.9 milliseconds
Standard Deviation 136.4
|
830.6 milliseconds
Standard Deviation 354.9
|
|
Reaction Time
Incongruent Flanker Task Baseline
|
567.4 milliseconds
Standard Deviation 98.6
|
570.3 milliseconds
Standard Deviation 107.8
|
|
Reaction Time
Incongruent Flanker Task Post
|
512.1 milliseconds
Standard Deviation 77.7
|
545.4 milliseconds
Standard Deviation 87.9
|
Adverse Events
Astaxanthin
Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths
Placebo
Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths
Serious adverse events
Adverse event data not reported
Other adverse events
Adverse event data not reported
Additional Information
Results disclosure agreements
- Principal investigator is a sponsor employee
- Publication restrictions are in place