Nutrient and Immunity Status in Children Aged 3-5 Years Consuming Their Habitual Diet With or Without Fortified Milk

Inclusion Criteria: 1. Having obtained his/her parent's(s') or his/her legal guardian written informed consent and signed and dated informed consent. 2. Child's parent(s)/guardian is/are of legal age of consent, must understand the informed consent and other study documents, and is/are willing and able to fulfill the requirements of the study protocol 3. Age 3 years old to 4 years old and 6 months at enrolment 4. Healthy at birth, singleton, full-term gestational birth (37-42 completed weeks of gestation), with a birth weight of 2.5 kg to 3.9 kg 5. At the time of enrolment, the participant's weight-for-age, height-for-age, weight-for-height, BMI z-score should be within -2 to +1 6. At the time of enrolment, the participant is in good health (no history of underlying metabolic or chronic disease; congenital malformation; or any other condition which, in the opinion of the investigator, is likely to interfere with: the ability of the child to ingest food, the normal growth and development of the child, or the evaluation of the infant; acute illness in a minor condition which are common in childhood such as viral or bacterial infection e.g. conjunctivitis, otitis media, upper/lower respiratory tract infection, gastroenteritis, hand foot \& mouth disease at time of enrolment is permitted) as determined by physical history, physical exam and judgement by the investigator 7. Child's parent(s)/guardian can be contacted directly by telephone or mobile phone throughout the study Exclusion Criteria: 1. Chronic infectious, metabolic, genetic illness, or other disease including any condition that impacts feeding, or any outcome measures 2. Child exhibits any clinical signs of potential micronutrient deficiencies (e.g., hemoglobin \< 100 g/L based on screening assessment, rickets based on physical exam). 3. Known or suspected cows' milk protein intolerance / lactose intolerance /allergy or severe food allergies that impact diet 4. Breast milk used exclusively / mixed in place of all other milk, and/or milk alternatives at 3 years of age 5. Consuming supplement(s) of relevance to the study outcome relating diet to status, vitamins A, D, E and C; zinc 6. Child's family who in the Investigator's judgment cannot be expected to comply with the protocol or study procedures