Background: Flaxseed (Linum usitatissimum) is an oil-based seed that contains high
amounts of alpha-linolenic acid, linoleic acid, lignans, fiber and many other bioactive components
which is suggested for a healthier life. Nowadays, flaxseed is known as a remarkable functional
food with different health benefits for humans and protects against cardiovascular disease,
diabetes, dyslipidemia, obesity and altogether metabolic syndrome.
Methods: To review the bioactive components of flaxseed and their potential health effects,
PubMed and Scopus were searched from commencement to July 2019. Keywords including:
"flaxseed", "Linum usitatissimum", "metabolic syndrome", "obesity", "inflammation", "insulin
resistance", "diabetes", "hyperlipidemia" and "menopause" were searched in the databases with
Conclusion: Consumption of flaxseed in different forms has valuable effects and protects against
cardiovascular disease, hypertension, diabetes, dyslipidemia, inflammation and some other
complications. Flaxseed can serve as a promising candidate for the management of metabolic
syndrome to control blood lipid levels, fasting blood sugar, insulin resistance, body weight, waist
circumference, body mass and blood pressure.