The first 2 weeks of breastfeeding can be the most important and most anxiety inducing for a new mother. When I meet with families getting ready for their first newborn, the biggest worry (right after sleep!) tends to be breastfeeding. The good news is that having a solid plan from the beginning can make a huge difference in how those first days and nights feel.
People often say that prevention is the best cure, and breastfeeding is no exception. With that mindset, my goal is twofold:
- Make sure your milk comes in.
- Ensure you maintain enough for your baby as feeding continues.
From what I’ve seen, the majority of breastfeeding challenges happen within the first two weeks. For many first-time parents, the “mature” milk doesn’t show up until day 3–5 of life. If you’re patient and stick with the process, the mature milk will arrive—and before you know it, your baby will be building those second and third chins!
During those first 14 days, consistent breast stimulation is the priority. This is how the body gets the message to shift from early “colostrum” to the higher-volume mature milk everyone talks about. The steps below are designed to help ensure that transition happens smoothly and set you up for breastfeeding success.
1. Feed Your Baby at Least Every 3 Hours, Day and Night
Set a 3-hour timer on your phone and start it at the beginning of each feed. If the baby is asleep when the timer goes off, try waking him for the next feeding. Most of the time, he’ll wake before the alarm anyway (sometimes after just 15–20 minutes!). If that happens, restart your 3-hour clock and continue the routine.
In the first 2 weeks of breastfeeding, this feeding schedule is less about baby’s convenience and more about sending a loud, clear message to your body: “We need more milk!” It’s temporary, but incredibly important for your long-term milk supply.
2. Always Offer Both Breasts During Every Feed
Some people are told to switch breasts every other feeding—right side for one feed, left side for the next. Eventually, your baby will need milk from both sides each time, so it’s better to establish that pattern early.
Offering both sides from the start:
- Tells your body to keep both breasts producing well
- Helps prevent one side from becoming “underused”
- Supports a more even breastfeeding supply
Think of it as training your body for the long haul of breastfeeding, not just surviving the first week.
3. How Long Should Baby Nurse Per Breast?
Aim for at least 10 minutes, but no more than 20 minutes per side.
- A minimum of 10 minutes per breast provides the stimulation needed to boost supply.
- After 20 minutes, that breast is certainly empty.
Past that point, baby tends to slide toward the end of the nipple and latch shallowly—which causes two big issues:
- Mom gets soreness (pain, cracks, bleeding, blisters)
- Baby burns energy trying to get milk from an empty breast
So for the first 2 weeks of breastfeeding, keep each side to a maximum of 20 minutes. This protects your nipples and keeps baby’s efforts focused and efficient.
4. What If Baby Only Nurses on One Side and Won’t Wake for the Other?
Early on, a newborn’s tiny stomach might be full after one breast. This is where the breast pump becomes your best friend.
If baby feeds less than 10 minutes on either breast, use a pump to make up the difference. Each breast must receive at least 10 minutes of stimulation from baby or pump.
Example:
Baby eats 13 minutes on the first breast and 2 minutes on the second. Pump the second breast for at least 8 minutes.
This keeps both breasts active and supports a strong, even milk supply.
5. What If Baby Nurses 20 Minutes on Both Breasts but Still Cries Afterward?
If your baby is still hungry after both sides have been fully emptied, you can’t put him back on a breast with no milk left (see #3). In this situation, you should offer a small amount of formula temporarily, until your mature milk supply increases.
Have another caregiver (hello, Dad!) give the formula.
How much?
Enough that he stays asleep once placed in the bassinet. If he wakes crying, he needs more.
Which brand?
Ignore the marketing—medically, all formulas are equivalent. Choose what’s accessible and affordable.
What does Mom do during this time?
Pump both breasts, even though they are empty. This tells the brain that baby needs a larger supply.
How long should Mom pump?
As long as it takes the other caregiver to get baby fully asleep in the bassinet. This is one of the most effective ways to increase milk production in the first 2 weeks of breastfeeding.
6. What If Baby Is Crying and Won’t Latch to Either Breast?
Try no more than 5 minutes to get a latch. Adjust positions, check the latch, and keep baby close to the breast.
If it still isn’t happening, have another caregiver feed formula while Mom pumps both breasts for 10 minutes. This way:
- Baby’s hunger is addressed
- Mom’s milk supply is still getting stimulated
- Everyone has a chance to reset and try again later
7. What If My Baby Just Won’t Wake Up at the 3-Hour Mark?
First, place her down in the bassinet—not in your arms. Sometimes that alone will wake a very sleepy newborn.
If that doesn’t work, try:
- Uns swaddling
- Gently blowing on her face
- Dripping cool water on her chest
If she still won’t wake after 5 minutes, pump both breasts for 10 minutes. When she finally wakes, restart the 3-hour timer and continue.
And remember—this is actually a positive sign! It usually means she’s full and satisfied, which is exactly what we want during the first 2 weeks of breastfeeding.
8. How Do I Know If Baby Is Hungry or Full?
During the first two weeks, the rule is simple: lay her in the bassinet.
- If she stays asleep, she’s full.
- If she wakes and cries, she needs more milk.
Ignore the dirty diaper, spit-up, swaddle, or room temperature in that moment. Hunger cues really can be this straightforward, especially early on.
9. The Pump Isn’t Giving Me Much Milk—Should I Be Worried?
Totally normal at the beginning.
Early on, you’re mostly seeing colostrum and small amounts of milk. Try not to focus too much on how much you see in the bottle. Trust the process. By about day 5, your supply should increase significantly as mature milk comes in.
The first 2 weeks of breastfeeding are about training your body, not chasing exact pump volumes.
10. This Schedule Feels Intense. How Long Do I Have to Do This?
Babies can lose up to 10% of their birth weight in the first week. Mature milk usually comes in around days 3–5, and babies should be back to birth weight by the end of week two.
Once your doctor confirms your baby has reached or passed birth weight, breastfeeding is considered established—and then the new rule becomes: “never wake a sleeping baby.”
This is everyone’s favorite milestone, and I love sharing it.
Until then, following this routine is important for:
- Protecting your supply
- Supporting healthy weight gain
- Preventing common breastfeeding problems later
11. What If I Have Nipple Pain, Blisters, Cracking, or Bleeding?
These symptoms almost always mean the latch isn’t ideal.
If baby isn’t nursing more than 20 minutes per side (see #3) but you still have pain, contact a lactation consultant to help correct the latch. Early latch support can make breastfeeding the first 2 weeks much more comfortable.
In the meantime, your ObGyn or pediatrician can prescribe All-Purpose Nipple Ointment (APNO) for comfort and healing.
12. How Can I Increase Milk Production?
I’ve heard every trick online—from oatmeal to fenugreek to specialty cookies. Some have evidence behind them, others don’t. But nothing increases supply faster than pumping for 5 minutes when your breasts are already empty.
That’s the strongest signal your brain receives to produce more milk.
How do you know your breasts are empty?
- The milk stops flowing, or
- It slows to just a few drops
Adding a few extra minutes of pumping after that is one of the best breastfeeding “hacks” for boosting supply in the first 2 weeks.
The first two weeks are vital for building your supply, but if you stick with this approach, you’ll be well on your way to breastfeeding success. Thanks for taking the time to read!
I teach a free online class every month called Breastfeeding 101. Please register here and attend:
https://www.modernpediatrics.com/classes/breastfeeding-101
Dr. Tim Porter
Chief Medical Officer
Modern Pediatrics
