How Long Does It Take For The Baby To Adjust To Formula Change?

As a new mom, you may be facing many problems if your baby on formula milk. Though breastfeeding is very important for child proper growth and development, formula milk can be a good alternative to it. But you may be worried because your baby is uncomfortable with the formula milk you are using and showing some adverse reaction to any of its components.

What Do You Need To Change The Formula?

Your baby digestive system is still developing so, he might not be able to digest some components in the formula. Your baby may show any one of the following symptoms if he is not comfortable with what he is taking

  1. Allergies/ Rashes:

Your baby may show signs of allergy-like dark red skin, red scaly patches on skin or hives. Please stop using formula milk and contact to your doctor when you see such signs.

  • Diarrhoea:

You child can instantly develop diarrhoea if he is not responding well to any of milk components. Excessive diarrhoea, whenever you feed your child, can also be a symptom of lactose intolerance. So, if he has consistent diarrhoea or watery stools, look into changing the formula.

  • Flatulence:

You baby may, be showing signs of being uncomfortable and resisting to take the bottle. He may have excessive gas flatulence.

  • Constipation:

For some children, when the body is not adjusting to formula, they have severe constipation. Look into changing the formula if the problem is prolonged.

  • Colics:

The baby might be rolling up, crying more than usual or he has abdominal pain. It can be due to the wrong formula used or wrong bottle design.

How Much Time My Baby Can Take To Adjust With Formula?

You may be very impatient and are worried because your baby is not adjusting to any formula. It should be noted that the baby’s body takes at least 3-5 days to accept a change.

So, whenever you shift to another formula

  • Please stat be calm and patient.
  • You need to look carefully for at least 24 hours for any indications of incompliance.
  • Report to your doctor and then he will suggest either you need to change the formula or the body will adjust to the change in a day or two.

Reasons For Child’s Incompliance To The Formula

  1. Lactose Intolerance:

Your child can also have lactose intolerance. So, he needs to shift to soybean formula. Consult your doctor and choose the right one for you.

  • Wrong Bottle Design:

Your baby can have a wrong bottle design which is causing colics due to excessive airflow. The symptoms can be the same as the use of incompatible formula. Find The Best Bottle Design For Your Child that is most suitable for your child having anti-colic properties.

  • Allergic To Any content:

Your child can be allergic to any ingredient used in the formula. So, you may need to shift to a different formula.

  • Body Not Digesting It:

The baby digestive system is not strong enough to process everything. So, he might be showing some side effects to it. You can try another formula to know which is more suitable for your child. So, if your baby is showing any of the above-mentioned symptoms, then there are the following things you need to follow.


  1. Consult Your Doctor:

If your baby is showing any signs of incompatibility, consult your doctor at once. Your doctor can give you the best formula option for your baby.

  • Change The Bottle:

Try changing the bottle designs. The symptoms do not need to be related only with formula incompatibility. Different Bottle Designs Available In The Market should be explored to get the best option for your child.

  • Try A Different Brand:

You can also try a different brand to see if it is compatible with your child. Do not go for the expensive brand with the concept that they are better.


  1. Do Not Be Impatient:

Do not be impatient with your child and keep on shifting formulas too quickly. Let your baby’s body accept the change.

  • Do Not Change Brands Frequently:

If your baby is comfortable with a brand, do not change it for experimentation. Do not change a brand if you get some free samples or a good package from someone.

  • Do Not Mix Formulas:

Do not mix different formulas with the concept to make your baby more compatible with the change. When your baby starts showing any unwanted symptom, you can never know which component is causing the problem.

Concluding it, the best solution to cope with the incompatibility issue is to discuss it with your doctor. He can provide you with the best alternative for your baby. Moreover, if your baby is comfortable with a formula, do not try different brands and different formulas just to try. Always look for the best feeding bottle for your baby.

Please stay patient!

You will ultimately find the best choice for your baby!