< Arkansas Children's Nutrition Center

Happy Tummies Study

 

Are you eligible to participate?

All research studies require potential participants to be screened. This is simple and conducted over the phone in about 5-10 minutes.

Please complete this form and a member of our team will be in touch with you.

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Study Overview

The Happy Tummies Study is a nutrition research study designed to look at the gut health and immune systems of infants that are fed exclusively breast-milk or fed exclusively formula.

Study Eligibility

Infants less than 1 month old that are exclusively formula feeding, or 3-month old infants that have been exclusively breastfed.

Study Requirements

For babies exclusively fed formula:

Mom and baby will attend 5 study visits, starting when baby is 1 month old.

Visits 1 and 2: 1-month and 2-month-old visits (approximately 1 hour)

  • Similac Advance or Enfamil Infant formula provided
  • Ask about baby’s nutrition
  • Obtain some body measurements on baby

Visit 3: 3-month-old visit (approximately 4 hours)

  • Ask medical history questions
  • Obtain some body temperature and composition measurements on baby
  • Perform blood, urine, stool, and cheek swab collection on baby
  • Ask mom to complete a 3-day food record

Visit 4: Follow up from the 3-month-old visit (approximately 1 hour)

  • Return with 3 month food records and 3 month stool samples
  • 5-month supply of Similac Advance or Enfamil Infant formula and diapers provided, to thank you for your participation

Visit 5: 14-month-old visit (approximately 2 hours)

  • We will have you come after baby has received their vaccinations and ask you to bring those records with you
  • Perform blood, urine, stool, and cheek swab collection on baby
  • Provide an additional 3-month supply of diapers to thank you for your participation at this visit

For babies exclusively breastfed:

Mom and baby will attend 2 study visits when baby is 3 months old, and one visit when baby is 14 months old.

Visit 1: 3-month-old visit (approximately 4 hours)

  • We will ask medical history questions
  • Obtain some body temperature and composition measurements on baby
  • Perform a blood, urine, stool, and cheek swab collection on baby
  • Ask mom to complete a 3-day food record and provide a breastmilk sample

Visit 2: (approximately 1 hour)

  • Return with completed food records, breast milk sample, and stool samples
  • 3-month supply of diapers will be provided.

Visit 3: At the 14-month-old visit (approximately 2 hours)

  • We will have you come after baby has received their vaccinations and ask you to bring those records with you
  • We will perform blood, urine, stool, and cheek swab collection on baby
  • We will ask you to provide a breastmilk sample if you are still breast-feeding
  • Ask mom to complete a 3-day food record
  • An additional 3-month supply of diapers will be provided to thank you for your participation at this visit

If we ask you to return for a repeat visit, you will be compensated with either diapers or a check for $25 for your time.