Happy Mother's Day! Use code MOMS35 for 35% off a new all access subscription
parent data Signup

Ask Petey a question

Subscribe Log in

Post Topic: Breastfeeding and Formula

A person mixing formula in a bottle

Mar. 22, 2025

7 minute read

What Is Going On with Heavy Metals in Formula?

Emily Oster, PhD

A parent breastfeeding a baby

Jan. 15, 2025

9 minute read

The Data Behind Breast Milk Supply

Emily Oster, PhD

A couple taking pictures of their baby

Dec. 24, 2024

3 minute read

What’s Your Best Postpartum Advice?

Emily Oster, PhD

Breast pump near a window

Dec. 6, 2024

2 minute read

Does Quality of Pumping Space Impact Breastfeeding Length?

Emily Oster, PhD

adult breastfeeding a kid

Sep. 20, 2024

2 minute read

How Long Is Too Long to Breastfeed?

Emily Oster, PhD

a pregnant person wearing bra is standing in a park

Sep. 5, 2024

1 minute read

Should You Avoid Certain Bras Postpartum?

Emily Oster, PhD

baby lying in baby bed and crying

Sep. 4, 2024

3 minute read

Reflux in Babies and Toddlers

Krupa Playforth

a parent and a child laying sidewise on a bed

Aug. 23, 2024

2 minute read

Can I Breastfeed on Paxlovid?

Emily Oster, PhD

breast illustration with milk drop coming out

Aug. 22, 2024

3 minute read

Why Am I Producing Breast Milk After Weaning?

Gillian Goddard, MD

A parent trying to feed the baby with the feeder

Aug. 2, 2024

2 minute read

How Can I Get My Baby to Take a Bottle?

Emily Oster, PhD

a parent holding a baby and using a laptop

Jul. 22, 2024

5 minute read

Postpartum Support (And Lack Thereof)

Emily Oster, PhD

toddler with white head band breastfeeding

Jul. 19, 2024

2 minute read

What is the Data Definition of “Breastfed”?

Emily Oster, PhD

A parent holding a baby who is having hiccups

Jun. 20, 2024

1 minute read

Why Do Babies Get Hiccups?

Emily Oster, PhD

baby taking milk from feeder

Jun. 13, 2024

2 minute read

What Happens to Milk Supply When You Stop Nighttime Feeding?

Emily Oster, PhD

formula milk in feeder

Jun. 6, 2024

2 minute read

Why Is There a Daily Serving Limit for Formula but Not Breast Milk?

Emily Oster, PhD

May. 31, 2024

2 minute read

Should I Be Worried That My Period Has Not Returned After Weaning?

Gillian Goddard, MD

123…7