Inclusion Criteria:  Self-classified women from African descent and of reproductive age (18 - 35 years) BMI ≥ 28kg/m2 and ≤42kg/m2 (indicating obesity) Non-anaemic (Hb ≥12 g/dl) Low n-3 LCPUFA status (RBC omega-3 index < 6%) Low grade systemic inflammation (HS-CRP > 2 mg/l but < 10 mg/l) Be able to read and understand English Vaccinated or willing to get vaccinated against Covid-19 disease prior to study start  Exclusion Criteria:  Treated chronic disease or gastrointestinal disorders Regular use of medication (except oral contraceptives, others after approval by the investigator) and women receiving treatment for high blood pressure Current consumption of iron or n-3 LCPUFA or ascorbic acid-containing supplements other than the supplements provided (Participants will be asked to discontinue use three weeks prior to enrolment) Subject on a weight loss diet or planning to start a weight loss diet during the duration of the study Pregnancy or lactation Subjects who cannot be expected to comply with the study protocol Subjects who are smoking Difficulty drawing blood due to poor quality veins Individuals that have a fear of needles or suffer from vaso-vagal episodes when exposed to blood Subjects with fish allergies Participants who plan to start or stop the use of contraceptives in the following 4 months.