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Does daily buttermilk intake improve blood lipid levels in perimenopausal women?

Effect of 28-day daily fermented buttermilk consumption on plasma lipid profile in perimenopausal women with moderately elevated LDL cholesterol: a randomised controlled parallel-group dietary intervention study in Latvia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN11974930
Enrollment
60
Registered
2026-06-25
Start date
2023-11-10
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Moderately elevated LDL cholesterol/dyslipidaemia/cardiovascular risk markers in perimenopausal women Nutritional, Metabolic, Endocrine

Interventions

Participants are randomly allocated to an intervention group or a control group after baseline assessment. Participants in the intervention group consume 250 mL of 0.5% fermented buttermilk daily for

Sponsors

Latvia University of Life Sciences and Technologies
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
45 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1. Women aged 45-55 years 2 .Perimenopausal status 3. Moderately elevated low-density lipoprotein cholesterol within the previous 6 months, defined as LDL-C 3.01-4.12 mmol/L 4. Stable body weight during the previous 6 months, defined as change within +/- 2 kg

Exclusion criteria

Exclusion criteria: 1. Consumption of buttermilk 5-7 times per week 2. History of primary hyperlipidaemia 3. History of cardiovascular disease, including ischaemic heart disease, myocardial infarction, stroke, chronic heart failure, angina or arrhythmia 4. Endocrine diseases, including type 1 or type 2 diabetes, thyroid disorders, adrenal disease or secondary renal failure; 5. Liver disease, including non-alcoholic fatty liver disease, alcoholic fatty liver disease, hepatitis, cirrhosis or chronic liver failure 6. Chronic kidney disease or nephrotic syndrome 7. History of gastrointestinal surgery 8. Hormonal therapy 9) Immunosuppressive therapy; 10) Pharmacological treatment for hyperlipidaemia or hypertension, including medicines or dietary supplements; 11) Lactose intolerance.

Design outcomes

Primary

MeasureTime frame
Change in low-density lipoprotein cholesterol concentration (LDL-C) measured using venous blood samples using standard clinical laboratory blood analysis in an accredited laboratory. The result is reported in mmol/L at baseline and after 28 days of intervention.

Secondary

MeasureTime frame
Change in total cholesterol concentration measured using Total cholesterol concentration measured in venous blood samples using standard clinical laboratory blood analysis in an accredited laboratory. The result is reported in mmol/L at baseline and after 28 days of intervention.;Change in high-density lipoprotein cholesterol concentration (HDL-C) measured using venous blood samples using standard clinical laboratory blood analysis in an accredited laboratory. The result is reported in mmol/L at baseline and after 28 days of intervention;Change in triglyceride concentration measured using venous blood samples using standard clinical laboratory blood analysis in an accredited laboratory. The result is reported in mmol/L at baseline and after 28 days of intervention

Countries

Latvia

Contacts

Public ContactSvetlana Aleksejeva
s.aleksejeva@gmail.com+371 29422183

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Aug 10, 2026