What Actually Changes After You Stop Breastfeeding

Purevia Naturals

I weaned my daughter and thought I had done it to myself.

Everyone warned me about the sleep and the crying. Nobody warned me about the part that happens after, or explained why it happens at all.

Bra after bra, and none of them were the problem

I bought four bras in six weeks. Push-up, balconette, one of the expensive ones a woman in a shop fitted me for properly.

Every one of them worked for exactly as long as I had it on.

I remember standing in a changing room thinking the fit was wrong again, and then realising the fit was fine. There just wasn't as much to fit. Whatever had filled those bras for fourteen months had gone somewhere, and I had a vague, stupid, persistent feeling that I had done it. That I had fed her too long, or stopped too fast, or should have done something I hadn't.

That feeling is extremely common. It is also wrong. What happened to me is a documented, named, ordinary biological process, and nobody had ever said the word to me.

Bras folded on a shelf

Nobody told me what weaning actually does

During pregnancy and nursing, milk-producing tissue expands. A lot. That expansion is temporary by design. When you wean, that tissue does what it was always going to do: it recedes. The clinical word is involution.

Here is the part nobody mentions. The tissue recedes, but the skin and the internal support structure that stretched to accommodate it do not automatically recede with it. Those internal supports are called Cooper's ligaments. They are connective tissue, not muscle. They stretched to hold something that is no longer there.

The volume leaves. The container it left stays stretched. That is the entire mechanism.

It is not a failure of willpower. It is not a moral event. It is involution plus connective tissue that was stretched during pregnancy, and it happens to a very large number of women.

Knowing the name of it was the first thing that made me feel less insane.

Diagram of connective tissue structure
Cooper's ligaments are connective tissue, not muscle.

It was not the nursing. There is a study.

This is the part I wish somebody had put in front of me in that changing room, and it is the reason I stopped blaming myself.

Not a factor

A study of 93 women published in the Aesthetic Surgery Journal in 2008 set out to find what actually predicts breast changes after pregnancy. It found five significant independent risk factors: age, body mass index, the number of pregnancies, pre-pregnancy bra size, and smoking. Breastfeeding was not one of them. The changes track with having been pregnant, not with having nursed.

55%

Of the women in that same study, more than half described a noticeable change in breast shape after pregnancy. If you are in that group, you are in the majority of it.

83%

More than four in five US mothers start out breastfeeding, according to the CDC's Breastfeeding Report Card. Almost every one of them eventually weans. This is one of the most common experiences there is, and one of the least discussed.

3 to 6 months

The structural remodelling of involution is generally described as mostly complete within three to six months of weaning. That is the honest timescale for the change itself. It is also why nothing that claims to work in two weeks is describing the same process.

Sources: Rinker B, Veneracion M, Walsh CP. The Effect of Breastfeeding on Breast Aesthetics. Aesthetic Surgery Journal 2008;28(5):534-537. CDC Breastfeeding Report Card, United States. Figures describe published research on post-pregnancy breast changes generally. They are not claims about this or any product.

I want to be careful about what that means. It does not mean nothing changed. Something obviously changed, and I could see it. It means the thing I was quietly blaming myself for, feeding her for fourteen months, is not what the research points at. That distinction did not give me anything back. It did give me permission to stop treating it as a punishment.

Why the bras and the chest exercises were never going to fix it

Once I understood the mechanism, the things I had been trying stopped making sense.

A bra is external support. It holds things in a position while you wear it. It does nothing to the connective tissue underneath, because it is not touching it.

Chest exercises build pectoral muscle. Pec muscle sits behind the tissue in question. You can build a very strong wall behind an empty shelf, and the shelf is still empty. Any honest trainer will tell you this if you ask directly.

Creams and oils work on skin. Cooper's ligaments are not skin.

None of these are scams. They are all doing exactly what they say. They are just aimed at three things that are not the thing that changed.

Cushions losing their shape on a sofa

Growing something new and refilling something emptied are different questions

This is where I started paying attention to how products in this category talk.

Almost everything I found was selling growth. Bigger. Fuller. Up a size. Which is a completely different question from the one I actually had, which was about something that had been there and then wasn't.

I got skeptical of the growth promises quickly, for a boring reason: nobody selling one could tell me how it was supposed to work. There was always a testimonial and a percentage, and never a mechanism. When I asked what the thing actually did, the answer was the result, restated louder.

So I made two rules. I would not buy anything that could not explain itself. And I would not buy anything that promised me a specific outcome, because nobody selling a supplement can honestly promise one. Anyone who does is telling you something they cannot possibly know.

Deflated balloons

What I check now before I buy anything in this category

This is the genuinely useful part, and it applies whether or not you ever buy anything from anyone.

Does it name a mechanism, or only a result? If the page tells you what you will get and never what it does, that is a marketing claim wearing a lab coat.

Can you see who makes it? Not the brand name. The facility. Look for real food-safety certification and FDA food facility registration. That should be findable, not hidden.

Is the full ingredient panel visible before you pay? No proprietary blend hiding nine things behind one number.

Does it tell you who should not take it? A product that lists no cautions is a product that has not thought about you. Anything in this category should say plainly that it is not for use during pregnancy or nursing.

Does it promise you a size? If yes, close the tab. That is the fastest filter I have.

The part that costs nothing

Two things helped me that were not a product, and I want them in here for that reason.

The first is the name. Involution. Stretched Cooper's ligaments. Being able to describe what happened in words that were not I ruined myself changed how I felt about it more than anything I bought.

The second is time. This process takes months to happen, and it does not un-happen in a week. Whatever you decide to do, including nothing, decide it on a timescale of months. Anything sold to you on a two-week timeline is being sold on urgency, not on how bodies work.

Morning light on a windowsill

Where I landed

I take Purevia now. I am not going to tell you what it will do for you, because I don't know, and neither does anybody selling you anything in this aisle.

What I can tell you is why it passed my own checklist. It explains its mechanism instead of shouting a result. The full ingredient panel is on the product page before you pay. It is made in an ISO 22000 and HACCP certified, FDA-registered facility. And it says out loud that it is not for use during pregnancy or nursing.

There are three of them, and they are for different things.

Not sure which? Take the 60-second quiz

This article describes one customer's experience and is for general information only. It is not medical advice. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Not for use during pregnancy or nursing. Consult your doctor before starting any supplement. Distributed by Purevia Naturals LLC.