Why Delay Solids Until Your Baby is 6 Months Old?

The Dangers of Starting Solids Early

Heather B.
A lot of women, especially first time mothers, are eager to introduce solid foods to their babies. It's another first, a new experience to remember together. It is so cute when they take those first few bites from the little baby spoon, letting pureed peaches dribble down their chins just a bit. Some people do it because it seems like their babies aren't getting enough out of formula or breastmilk. If they were, they wouldn't be so hungry all of the time, right? It's also convenient to have something other than liquid to offer a crying child, and maybe it will help them develope independance. After all, your mom constantly reminds you that you started eating baby food at a month old and were off formula by six months!

The truth is that babies need nothing but formula or breastmilk for the first six months of life. Frequent freedings are just a part of parenting a newborn. Feeding them solids won't make them less hungry or help them sleep through the night. It can actually make them very sick, because the intestinal tract is not completely developed until a baby is six months old. They simply are not internally ready to digest anything other than formula and breastmilk, even if they manage to swallow. Showing an interest in food doesn't necessarily mean their stomachs are ready. Not every interest is healthy. Would you let your baby have candy for every meal because he was interested, knowing it wasn't the best food for him?

The WHO, Unicef, the US Department of Health & Human Services, the AAP, the American Academy of Family Physicians, the American Dietetic Association, the Australian National Health and Medical Research Council, the Royal Australian College of General Practitioners, and Health Canada all recommend that babies not be given solids until they are six months of age. As Dr. Jim Sears said on the Dr. Phil show, ""The American Academy of Pediatrics now recommends that no foods are given before 6 months. And that's very, very important. Many of the books out there still say the old recommendations 4 to 6 months. Now it's nothing before 6 months." Those old numbers are outdated; six months is the new guideline.

Dr. Jim Sears went on to say, on Friday, January 19, "Now why? It's very important. We've learned that the baby's intestines just are not ready to handle all these other foods, anything other than milk, OK? And starting them sooner can lead to food allergies or even more severe intestinal problems."

A baby's digestive system is not ready to handle solids until six months of age. Starting solids before then will result in poor digestion and negative reactions, such as an upset stomach, gas, diarrhea, or constipation. Gastric acid and pepsin, needed to digest protein, don't near adult values until a baby is several months old. Amylase, a pancreatic enzyme that digests starches, is not abundant enough until six months. Moreover, carbohydate enzymes are not at adult levels until a baby is 7 months old. Babies are unprepared for proper fat digestion until as late as 9 months, due to low levels of lipase and bile salts. It may be better to wait to introduce solids between 7-9 months, and it is certainly not healthy to introduce them when a child is only three or four months old.

Beginning solids early also increases risk of food allergies. Our bodies have a filtering system that keeps hazardous substances from being absorbed into the bloodstream. At six months of age, our intestines produce a protein immunoglobulin that coats our intestinal walls for this purpose. This process is called closure. In the early months, allergens can be easily absorbed into the bloodstream, causing our bodies to produce antibodies against them. Solids shouldn't be introduced until after the baby's gut has closed, especially if food allergies run in the family.

All of the nutrients and calories a baby needs is in the formula and breastmilk. Supplementing with solid food usually means eliminating a milk meal, which denies your child those nutrients. Formula and breastmilk are loaded with tons more than pureed baby foods, so this can deprive them of what they need to grow and develope in the most healthy way. Babies do not absorb nutrients from solids as well as liquids in the early months, which can also contribute to babies not getting enough out of their meals. Iron-fortified foods decrease the efficiency of a baby's iron absorption, which can cause anemia.

If you feed them milk in addition to a solid meal, you're at risk of overfeeding. Younger babies usually cannot signal when they are full by turning away or showing disinterest; they do not develope that ability until they are a little older. This can cause you to teach a baby to ignore the signs of fullness and contribute to overeating later in life. Studies have shown that starting solids early is associated with a higher weight in childhood and more body fat.

Many babies cannot properly swallow before they are six months old, which can cause choking. Younger infants have a tongue-thrust reflex that protects the baby against choking. They automatically rejected anything solid by pushing it out with their tongues until the reflect disappears. Younger babies are also not very good at chewing, being that many do not even have teeth until later in their first year of life. They begin producing a lot more saliva around this time, which will break down their solid foods and is another reason to delay the introduction of solids. This is about the time that most babies learn to sit up as well, another reason it is the prime age at which to introduce solids. Starting solids sooner also deprives baby of the physical closeness they crave that they get during milk feeding sessions, when they are held.

There are some foods that should not be given until a year. The list includes cow milk, honey, and egg whites. There is not enough iron in cow milk, which can contribute to anemia. Moreover, babies that are fed cow milk early can develope an allergy to it that can cause problems ranging from a runny nose to a rash to even ear infections. Introducing egg whites before a year increases risk of allergy to eggs. Honey contains bacteria that can be harmful to a baby as well.

Dr. Sears went on to advise parents about how to start solids, "Traditionally, the first food is rice cereal. We used to always tell our patients that. But look at what rice cereal is: it's all carbs! Americans are carboholics already, and that's probably where it starts. So we really should start with fruits and vegetables. Mashed bananas are a great first food. Avocado is another great first food. It's very high in the healthy fats that the babies' brains need." Rice cereal is actually not the best first food, because as we just learned, a baby doesn't have enough carbohydrate enzymes to properly handle the high-carb content of rice cereal until 7 months. The sources of this article include several guides to solid introduction.

Your baby will let you know when she is ready for solids. When she can sit up on her own, show signs that she is hungry, has teeth or has begun teething, shows an interest in your food, and does not push solids out with her tongue, then she is ready to start. Don't rush into it too soon, as there are absolutely no benefits to starting solids early. Delaying solids can help give your child a much better start to life that will benefit her throughout her many years on this Earth--especially if you breastfeed exclusively for the first six months. There is no need to be in a hurry. Enjoy the bonding that comes through the closeness of bottle or breastfeeding time. Solids can wait.

Dr. Vincent Iannelli, "http://www.keepkidshealthy.com/infant/startingsolids.html" Keep Kids Healthy. URL: http://www.keepkidshealthy.com/infant/startingsolids.html
The Doctors Sears, "STARTING SOLID FOODS" Ask Dr. Sears. URL: http://www.askdrsears.com/html/3/T032000.asp
Kelly Bonyata, "Why Delay Solids?" Kellymom. URL: http://www.kellymom.com/nutrition/solids/delay-solids.html
Dr. William Sears, "Cows' Milk for Babies?" Ask Dr Sears. URL: http://www.parenting.com/parenting/baby/article/0,19840,768804,00.htm

Published by Heather B.

I'm young single mother of two boys, a liberal Democrat, and a born again Pagan witch for nearly 14 years. I write about natural family living, pregnancy, homebirth, attachment parenting, and religion or pol...  View profile

  • Babies do not have adult levels of all digestive enzymes until as late as 9 months old.
  • A baby's intestinal lining does not form to protect them from allergies until 6 months.
  • Starting solids early can cause anemia and obesity.
Breastmilk creates a lining of the wall of the intestine that protects babies from allergens until they are capable of producing their own lining.

9 Comments

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  • Heather B.10/13/2009

    Btw, Jennifer, acting as a journalist, you cite your sources in the manner that your publisher prefers...and this is what I have done for this article. The sources are cited in accordance to Associated Content's guidelines at the time of publication.

  • Heather B10/13/2009

    I graduated in the top ten percent of my class, actually. At the time the article was written, which was two years ago (if you paid attention), the recommended guideline was no sooner than 6 months. Even now four months is the earliest, and many sources still recommend waiting nine months to a year.

  • jennifer10/13/2009

    "The American Academy of Pediatrics now recommends that no foods are given before 6 months."

    Per the website of the AAP, this is false. You are not a journalist, you are a fraud! This article needs to be removed. http://www.aap.org/publiced/BR_Solids.htm

  • Jennifer10/13/2009

    This is so poorly written! It is repetitive and sources are sited incorrectly. Did you graduate from high school?

  • Sarah .M.7/15/2009

    Great article, I've been so stressed lately whether or not to introduced solids to my four month old who is not thriving on breast milk alone. His ped recommended rice cereal , i was skeptical to do so but since it was advised by the doc i did give him for a few days, unfortunately he started getting allergies. So now we've stopped giving him solids, his on breast milk & formula (enfamil gentlease)
    I think m gonna wait at least 7-8 months to introduce solids, God willing!!

  • Heather B.10/20/2008

    I wouldn't be so quick to write that off based on what one doctor has to say. Babies bodies aren't ready for solids until as early as 4 months or as late as 9 months, depending on what the food contains, and introducing them early before the stomach is lined can indeed allow the foods to begin acting as allergens, especially in formula fed children who do not have the stomach lining breastmilk provides.

  • Angela Kastelic10/17/2008

    Good article! One note about allergies: I heard from a pediatric allergist that there was never any evidence that early introduction of foods increased the risk of food allergies. This was only a theoretical risk, and there is now evidence to suggest that delaying introduction of certain foods can increase the risk of food allergies. He explained that children are already exposed to substances such as peanuts through contamination of other foods, and the immune system doesn't like being teased-frequent exposure to small amounts of something can hypersensitize the immune system, whereas introducing something in its whole form (such as a nut or an egg white) decreases the risk of hypersensitivity. This is very new research and there are still a number of health professionals who don't know about this yet.

  • Heather B.5/27/2007

    Corbin goes through phases where he'll eat like a bird, then eat a lot of solids, then be picky again and mostly just nurse or just not even wanna eat at all. *shrugs* All kids are different, and they'll get what they need!

  • Bunting Resources5/27/2007

    Great article, my son barely eats any solids, you know dry cereal like Kix and teething biscuits and maybe some fruit every once in a while, and his 1st birthday is next month. :)

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