Clinical trial NCT02132728: Impact of Flaxseed on the Syndrome Metabolic Inflammation
Official title: Flaxseed and Lignans: Effect of Consumption on Nutritional and Inflammatory Markers
Study type: INTERVENTIONAL
Overall status: COMPLETED
Phase: NA
Conditions: Metabolic Syndrome
Keywords: flaxseed
lignans
inflammation
Nutrition
enterolactone
enterodiol
Lead sponsor: University of Sao Paulo
Sponsor class: OTHER
First posted: 2014-05-07
Enrollment: 52
Sex: MALE
Minimum age (years): 20
Maximum age (years): 60
Standard ages: ADULT
Accepts healthy volunteers: no
Allocation: RANDOMIZED
Intervention model: PARALLEL
Primary purpose: PREVENTION

Brief summary: This study aims to evaluate the effects of enterolignanas of flaxseed on nutritional and inflammatory indicators in male workers of a food industry.


Eligibility criteria: Inclusion Criteria:

* Work in the manufacturing company in the city of Itu-SP.
* Have at least three of the following cardiovascular risk factors: waist circumference ≥ 90 cm; overweight or obese characterized by BMI ≥ 25 kg/m²; fasting total cholesterol ≥ 200 mg/dL, LDL- cholesterol ≥ 130 mg/dL and HDL-cholesterol \< 40 mg/dL, triglycerides ≥ 150 mg/dL; glycemia ≥100 mg/dL; and hypertension characterized by systolic blood pressure ≥140 mm/Hg and/or diastolic blood pressure ≥ 90 mm/Hg.

Exclusion Criteria:

- Female gender

Primary outcomes:
measure: Inflammatory markers and hormones blood levels
timeFrame: After 12-hour fast, in the first and 42th day of intervention
Secondary outcomes:
measure: Blood lipid profile
timeFrame: After 12-hour fast, in the first and 42th day of intervention
Other outcomes:
Locations:
city: Ribeirão Preto
country: Brazil
facility: Clinical Hospital of Ribeirao Preto
state: São Paulo
Study officials:
affiliation: Ribeirão Preto Medical School. São Paulo University (USP)
name: Julio S Marchini, PhD
role: PRINCIPAL_INVESTIGATOR
References:
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citation: Bloedon LT, Balikai S, Chittams J, Cunnane SC, Berlin JA, Rader DJ, Szapary PO. Flaxseed and cardiovascular risk factors: results from a double blind, randomized, controlled clinical trial. J Am Coll Nutr. 2008 Feb;27(1):65-74. doi: 10.1080/07315724.2008.10719676.
citation: Fukumitsu S, Aida K, Ueno N, Ozawa S, Takahashi Y, Kobori M. Flaxseed lignan attenuates high-fat diet-induced fat accumulation and induces adiponectin expression in mice. Br J Nutr. 2008 Sep;100(3):669-76. doi: 10.1017/S0007114508911570. Epub 2008 Feb 6.
citation: Hallund J, Tetens I, Bugel S, Tholstrup T, Bruun JM. The effect of a lignan complex isolated from flaxseed on inflammation markers in healthy postmenopausal women. Nutr Metab Cardiovasc Dis. 2008 Sep;18(7):497-502. doi: 10.1016/j.numecd.2007.05.007. Epub 2008 May 23.
citation: Pan A, Demark-Wahnefried W, Ye X, Yu Z, Li H, Qi Q, Sun J, Chen Y, Chen X, Liu Y, Lin X. Effects of a flaxseed-derived lignan supplement on C-reactive protein, IL-6 and retinol-binding protein 4 in type 2 diabetic patients. Br J Nutr. 2009 Apr;101(8):1145-9. doi: 10.1017/S0007114508061527.
citation: Prasad K. Hypocholesterolemic and antiatherosclerotic effect of flax lignan complex isolated from flaxseed. Atherosclerosis. 2005 Apr;179(2):269-75. doi: 10.1016/j.atherosclerosis.2004.11.012. Epub 2005 Jan 26.
citation: Vanharanta M, Voutilainen S, Nurmi T, Kaikkonen J, Roberts LJ, Morrow JD, Adlercreutz H, Salonen JT. Association between low serum enterolactone and increased plasma F2-isoprostanes, a measure of lipid peroxidation. Atherosclerosis. 2002 Feb;160(2):465-9. doi: 10.1016/s0021-9150(01)00603-7.
citation: Prim CR, Baroncini LA, Precoma LB, Caron PH, Winter G, Poletti MO, Precoma DB. Effects of linseed consumption for a short period of time on lipid profile and atherosclerotic lesions in rabbits fed a hypercholesterolaemic diet. Br J Nutr. 2012 Mar;107(5):660-4. doi: 10.1017/S0007114511003539. Epub 2011 Jul 27.
citation: Cassani RS, Fassini PG, Silvah JH, Lima CM, Marchini JS. Impact of weight loss diet associated with flaxseed on inflammatory markers in men with cardiovascular risk factors: a clinical study. Nutr J. 2015 Jan 10;14:5. doi: 10.1186/1475-2891-14-5.