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Effect of Dietary DHA Supplementation on Sperm Quality

Effect of Dietary DHA Supplementation on Sperm Quality.

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01368484
Enrollment
120
Registered
2011-06-08
Start date
2009-12-31
Completion date
2011-03-31
Last updated
2011-06-08

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

Conditions

SPERM

Brief summary

The aim of this study is evaluated the effect of dietetic supplementation with DHA on human sperm quality, antioxidant capacity and sperm DNA damage.

Interventions

DIETARY_SUPPLEMENTSunflower oil

1500 mg sunflower/day for 10 weeks

DIETARY_SUPPLEMENTDocosahexanoic acid

1500mg/day for 10 weeks

Sponsors

University of Barcelona
CollaboratorOTHER
Instituto Valenciano de Infertilidad, IVI VALENCIA
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
MALE
Healthy volunteers
No

Inclusion criteria

* Diagnosis of male factor.

Exclusion criteria

* Metabolic and genetic diseases. * Oncological patients. * Patients with anticoagulants treatment.

Design outcomes

Primary

MeasureTime frameDescription
Fatty acids measure.5 weeksFatty acid analysis in seminal plasma and spermatozoa were evaluated by gas chromatography.The percentage of each fatty acid class was expressed as percentage of total fatty acids.
Sperm morphology5 weeksPercentage of sperm with normal morphology
Total capacity antioxidant5 weeksTotal antioxidant capacity (TAC)is a colorimetric assay that measure the combined antioxidant activities of all its non enzymatic constituents in seminal plasma.
Sperm DNA damage.5 weeksDNA fragmentation analysis was evaluated by TUNEL test and measured by flow cytometry
sperm concentration5 weeksmillion of spermatozoa per milimitre
Sperm motility5 weeksPercentage of motile sperm.

Secondary

MeasureTime frameDescription
Volume of ejaculate.5 weeksEyaculated milliliters.
Sperm viability5 weeksPorcentage of sperm whitout membrane damage
Sperm in ejaculate5 weeksMillion of spermatozoa in eyaculate.

Countries

Spain

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026