Why Is My Hair Falling Out After Pregnancy? Postpartum Hair Loss Explained

TL;DR:

• Postpartum hair loss affects up to 50% of new mothers — it's extremely common and in the vast majority of cases completely temporary
• It's caused by hormonal shifts after birth, not a problem with your hair or scalp
• Shedding typically peaks at 3 to 4 months postpartum and slows significantly by 6 months
• Iron deficiency is the most common reason postpartum hair loss extends beyond normal — get your ferritin tested, not just your iron
• Minoxidil is not recommended while breastfeeding — focus on scalp-supportive products and nutrition first

If you've noticed clumps of hair in the shower drain a few months after having your baby, take a breath. Postpartum hair loss is one of the most common things new mothers experience, and in the vast majority of cases, it's completely temporary. Understanding why it happens makes it significantly less frightening.

A note on expertise: The information in this article is designed to help you understand what's happening and when to seek professional support. For diagnosis and treatment of significant hair loss, please consult your GP or a trichologist. Our stylists can support you with scalp care and product recommendations at any of our Cape Town salon locations.

01 — Why It Happens

During pregnancy, elevated oestrogen levels keep your hair in the growth phase for longer than usual. You shed less, your hair feels thicker, and many women notice their best hair of their lives while pregnant. Then you give birth. Oestrogen drops sharply, and all that hair that was "on hold" suddenly enters the shedding phase at the same time. The medical term is telogen effluvium — and it typically kicks in between 2 and 4 months postpartum.

You're not losing more hair than normal. You're losing the hair you didn't shed during pregnancy, all at once.

"We see this regularly in salon," says Judy, head trainer. "New mothers come in distressed because they're finding hair everywhere. Once we explain the hormone cycle behind it, most of the panic eases. It's biology, not a sign something is wrong."

02 — When It Peaks and When It Stops

Most women experience the heaviest shedding around the 3 to 4 month mark after birth. For most, shedding slows significantly by 6 months postpartum, and hair returns to its pre-pregnancy thickness by 12 months.

If you're still experiencing significant loss beyond that, it's worth investigating other causes — iron deficiency and thyroid changes are both common after pregnancy and can prolong the shedding phase beyond what's typical.

03 — What Makes It Worse

Several factors can intensify or prolong postpartum shedding: iron deficiency (very common postpartum, especially after significant blood loss during delivery or while breastfeeding), inadequate nutrition, ongoing stress and sleep deprivation, and crash dieting in an attempt to return to pre-pregnancy weight. Rapid weight loss accelerates hair loss significantly.

"The clients I see with the most prolonged postpartum shedding are almost always running on very little sleep, not eating enough, and stressed," says Charlene at Canal Walk. "The body prioritises what it needs to survive. Hair is last on that list. Supporting your overall health is the most important thing you can do for your hair at this stage."

04 — Get Your Iron Checked

This is the most important practical step for postpartum hair loss that isn't resolving. Low ferritin (stored iron) is one of the most common and most frequently missed contributors to prolonged postpartum shedding. Ask your GP specifically for a ferritin test — not just a standard blood count. Ferritin levels can be technically within the "normal" range but still too low to support healthy hair growth. Most trichologists recommend a ferritin level of at least 70–80 μg/L for optimal hair growth.

05 — Supporting Your Scalp While You Recover

You can't stop postpartum hair loss entirely — but you can support your scalp and follicles to minimise the impact and speed up recovery.

Use a gentle, sulphate-free shampoo with scalp-supportive ingredients like caffeine, biotin or zinc — nothing that will further strip or irritate a sensitive postpartum scalp. Once shedding peaks and starts to slow (usually around month 4 to 5), a hair growth serum with peptides or rosemary oil can help stimulate regrowth.

Eat enough protein — hair is made of keratin, and your body deprioritises hair growth when protein intake is insufficient. Be gentle with your hair: avoid tight ponytails, excessive heat, and aggressive brushing while your hair is in a fragile state.

"We recommend scalp-focused products during this phase — not heavy conditioning treatments, but gentle, active scalp care that supports follicle health without adding stress," says Debbie at the Waterfront. "It's also worth coming in for a scalp consultation so we can see what stage you're at and recommend appropriately."

06 — When to See a Doctor

See your GP or a trichologist if shedding hasn't improved by 9 to 12 months postpartum, you're noticing bald patches (not just diffuse thinning), you have other symptoms like fatigue or weight changes (which can indicate thyroid issues), or your ferritin comes back low. These are signals that something beyond normal postpartum adjustment needs professional attention.

Frequently Asked Questions

Is postpartum hair loss normal?

Yes — it affects up to 50% of women after childbirth. It's caused by the hormonal shift after delivery and is almost always temporary.

When does postpartum hair loss stop?

Most women see shedding slow by 6 months postpartum, with full recovery by 12 months. If it continues beyond that, see your doctor to rule out iron deficiency or thyroid issues.

Can I use minoxidil while breastfeeding?

No — minoxidil is not recommended while breastfeeding. Focus on scalp-supportive shampoos, nutrition, and iron levels first. Introduce a serum once you've stopped breastfeeding if needed.

Does postpartum hair loss affect the hairline?

Yes — many women notice thinning or short regrowth hairs around the hairline and temples. This is normal and typically one of the first areas to recover.

What's the best shampoo for postpartum hair loss?

Look for professional-grade sulphate-free formulas with caffeine, biotin, or zinc pyrithione. Partners Hair stocks scalp-supportive shampoos suited to postpartum hair — available online and in salon across Cape Town.

Book a scalp consultation at your nearest Partners Hair salon for postpartum scalp advice, or shop our hair growth range online. Free delivery on orders over R390.