The purpose of this study is to evaluate the effect of the consumption of two microalgae Chlorella vulgaris and Arthrospira platensis (Spirulina) on some biomarkers of metabolic syndrome: Total cholesterol, HDL cholesterol, LDL cholesterol, triglycerides, Apolipoprotein A and Apolipoprotein B, in overweight / obese subjects with altered lipid profile.

A randomized, parallel, and double-blind pilot study with 3 study arms is being performed to evaluate the effect of the consumption of two unicellular microalgae: Chlorella vulgaris and Arthrospira platensis (Spirulina).

The investigators included 30 participants between 18 and 65 years (BMI ≥25 and <40 kg / m2). All volunteers will be randomized into 3 study groups, and participants will receive the 3 different study products during 30 days.

Inclusion Criteria:

• Men and women from 18 to 65 years old.
• Body Mass Index (BMI) ≥25 and <40 kg/m2.
• Cardiovascular risk <10%
• Adequate cultural level and understanding
• Agree to participate in the study

Exclusion Criteria:

• Subjects with BMI ≥40 or <25 kg /m2
• Subjects diagnosed with Diabetes Mellitus.
• Subjects with dyslipidemia on pharmacological treatment
• Subjects with hypertension on pharmacological treatment
• Subjects with established diagnosis of eating disorder
• Smokers or those subjects with high alcohol consumption
• Subjects under pharmacological treatment
• Subjects with large weight fluctuations of more than 4 kg or who have undergone in six months a weight loss diet
• Subjects with sensory problems
• Subjects with gastrointestinal diseases that affect the digestion or absorption of nutrients
• Pregnant or breastfeeding women
• Women with menstrual irregularities
• Subjects with intense physical activity
• Subjects with food allergies to meals included in breakfast, study product or lunch or that reject their consumption
• Subjects with a diagnosis of celiac disease or a gluten intolerance