Age

18–60

Sex

ALL

Healthy volunteers

Accepted

Serum calcium ≥2.7 mmol/l
Dislike or intolerance of dairy products, reporting adverse responses or allergy to dairy products
Pregnancy or lactating women
Having given birth in the last year or planning a pregnancy in the next 6 months
Menopause (as defined by FSH levels ≥30 IU/l)
Disorders associated with androgen excess and/or menstrual irregularities except PCOS (overt thyroid dysfunction, hyperprolactinemia, adrenal hyperplasia, androgen secreting tumors)
Malabsorption syndrome
Intake of medication influencing metabolic or endocrine parameters (insulin sensitizers, oral contraceptives, …), obesity pharmacotherapeutic agents, or calcium supplements in the last 3 months before study entry
Regular intake of calcium supplements in the last 3 months before study entry
Lifestyle changes (changes in physical activity) or weight reduction (≥10% of body weight) in the last 3 months before study entry

Dairy Intervention in People With Obesity