This randomized, placebo-controlled double blinded study examined whether placebo, low- or high dose omega 3 fatty acid supplementation had associations with mental health symptoms and vitamin D status in college students aged 18-27.
A 3-arm randomized design was employed where participants took 2 pills daily for 90 days. The first arm was a placebo, second arm was a low dose omega 3 and third arm was high dose omega 3. Mental health outcomes were measured using the GAD 7 questionnaire that measured anxiety, PHQ-9 which measured depression, and MSQ (Medical Symptoms Questionnaire) that assessed overall bodily symptoms. Vitamin D levels were also assessed as a secondary outcome.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
103
Placebo
700 mg/day omega 3 fatty acids
2150 mg/day omega 3 fatty acids
University of Colorado Colorado Springs
Colorado Springs, Colorado, United States
Anxiety
GAD-7 (Summed 0-21 with higher scores indicating more anxiety)
Time frame: Baseline to end of intervention (90 days)
Depression Symptoms
PHQ-9 (Summed for a score of 0-27, the higher the score the more depression)
Time frame: Baseline to end of intervention (90 days)
Vitamin D
serum 25-hydroxyvitamin D
Time frame: Baseline to end of intervention (90 days)
Medical Symptom Burden
Medical Symptoms Questionnaire (MSQ), summed score 0-100, the lower the score the better health. Optimal health is 10 or less
Time frame: Baseline to end of intervention (90 days)
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