Postpartum Hair Loss: Why It Happens and How to Support Regrowth

Losing hair in clumps after birth? Postpartum hair loss is part hormonal and part nutritional. Here’s what’s really going on - and what helps it.

“Why is my hair falling out in clumps?”

I hear this on repeat in my DMs, almost always followed by the same anxious second question. “Is breastfeeding the cause?” If you’re pulling handfuls from the plughole right now, or finding it wound around the baby’s fingers and across every pillow in the house, here’s what I want you to hear first: you’re not losing your hair because you did something wrong. And, in the vast majority of cases, you’re not going bald.

The hormonal half of the story

Postpartum hair loss has a proper medical name, telogen effluvium, and understanding it takes a lot of the fear out of it. Your hair grows in cycles: at any given time, some is growing and some is resting before it sheds. During pregnancy, high oestrogen extends the growth phase, so far less hair sheds than usual. This is why so many women have gloriously thick pregnancy hair. It’s not that you grew more, it’s that you stopped losing the normal amount.

After birth, your oestrogen levels drop sharply and suddenly. All that hair which was politely holding on now tips into the shedding phase more or less at once. So months of normal, postponed shedding arrives at the same time, in clumps, usually peaking at around three to four months postpartum. For most women it settles by somewhere between six and twelve months and their hair regrows. So the dramatic shed is hormonal, it is temporary - and it’s happening to a great many women reading this exact sentence.

The nutritional half nobody talks about

Here’s the part that gets missed and the part that is actually within your influence. How heavy that shed is - and how long it drags on - is strongly affected by your nutrient stores.

If your ferritin (your iron) is low, the shed tends to be heavier and more prolonged. The same goes for low zinc, low protein, low vitamin D and depleted B vitamins. Many breastfeeding mothers are quietly running low on several of these at once, having given so much away during pregnancy and now a feeding baby. So while breastfeeding does not cause the hormonal shed, depletion can absolutely make it worse and make it last longer. That is the honest, useful distinction.

It’s not vanity to grieve your hair

I want to say this clearly, because so many women apologise to me for minding. It’s not shallow or vain to feel undone by handfuls of your own hair coming away in the shower. Hair is one of the few outward, visible signs of an upheaval that is otherwise hidden deep inside your body. Minding it is not vanity. It’s you noticing, quite reasonably, that something has changed and wanting to feel like yourself again. You’re allowed to want that.

So is breastfeeding to blame?

Not in the way the panic suggests. Breastfeeding is not pulling your hair out. The hormonal shift after birth is - but - if feeding has left you depleted in iron, zinc or protein, that depletion can pour fuel on a fire that was going to burn anyway. The answer isn’t to stop feeding. The answer is to nourish the mother.

What actually helps regrowth?

• Be patient with the timeline. For most women this resolves on its own. Knowing that alone can take the edge off the daily dread.

• Support the nutrients that matter. Prioritise iron and protein: ask your GP to check your ferritin, vitamin D, B12 and thyroid, since an underactive thyroid after birth can mimic or worsen the shed.

• Be gentle with what you have. Loose styles, a soft brush, no tight scraping ponytails and minimal heat while things settle.

• Eat enough, full stop. Crash dieting on top of postpartum shedding makes it worse.

• And give your body steady nutritional support from the inside, because hair is one of the first things the body deprioritises when reserves run short.

Supporting your body from the inside out

Hair on the pillow is, so often, your body asking for something and a great deal of the time that something is nourishment. I take Healthy Mama Happy Baba to make sure my body has something coming in whilst so much is going out. It contains 38 ingredients in all, 29 vitamins, minerals and probiotics alongside 9 organic superfoods, chosen to support the nutrients most depleted by pregnancy and breastfeeding. It won’t stop the hormonal shed, because nothing can, but good nutrition can help make sure low stores are not dragging it out longer and heavier than it needs to be. You can try it here: https://healthymamahappybaba.co.uk/discount/DANIELLE20?redirect=%2Fproducts%2Fhealthy-mama-happy-baba with 25% off using code DANIELLE25.

FAQ

When does postpartum hair loss stop?

For most women shedding peaks around three to four months and eases by six to twelve months postpartum.

Can low iron make postpartum hair loss worse?

Yes. Low ferritin is strongly linked to heavier and longer-lasting shedding, which is why an iron check is well worth it.

Does postpartum hair grow back?

In the great majority of cases, yes. You will often notice a halo of short regrowth fringing your hairline as it returns.