Efficacy of plant stanols as esters on LDL-cholesterol reduction is well documented. LDL-cholesterol lowering efficacy of the ingredient administered in a smoothie is less well known.

Inclusion Criteria:

• total cholesterol concentration ≥ 200 mg/dL and < 300 mg/dL, and or LDL-C concentration ≥ 130 mg/dL and < 180 mg/dL
• were willing to consume control or plant stanol ester smoothie drinks two bottles per day immediately after a meal for four weeks,
• reachable by phone
• willing to declare written informed consent
• agreed in accordance with data protective stipulations and readiness to participate in the trial and to adhere to the study conditions.

Exclusion Criteria:

• Pregnant women
• obese
• diabetic subjects or subjects with random plasma glucose concentration > 200 mg/dL
• hyperthyroidism, a history of metabolic, endocrine and kidney disorders
• acute or chronic severe diseases possibly interfering with the evaluation of the outcome of the clinical trial (such as AIDS, tumor diseases, malignant hypertension, cardiac insufficiency according to NYHA III-IV)
• taking lipid-lowering medication or other medications likely to affect lipid metabolism