Hair Loss in Women: Causes, Treatments, and When to Consider a Transplant

Written by ReGrow Medical Editorial Team.

Medically reviewed by Dr. Amiel Moshfegh, M.D.

Published 2026-05-05. Updated 2026-07-15.

Hair loss is often framed as a men's issue — but the reality is that female hair loss is remarkably common. According to the American Academy of Dermatology, more than 50% of women will experience noticeable hair loss at some point in their lives. Yet it remains one of the most under-discussed topics in women's health.

At ReGrow Medical, we treat a significant number of female patients — and we understand that hair loss can be particularly distressing for women, given the social and emotional weight society places on women's hair. This guide covers the main causes of hair loss in women, which treatments are evidence-based, and when a female hair transplant may be the right solution.

The Most Common Causes of Hair Loss in Women

1. Female Pattern Hair Loss (Androgenetic Alopecia)

The most common cause of hair loss in women is female pattern hair loss (FPHL), also called androgenetic alopecia. Unlike male pattern baldness — which typically creates a receding hairline and bald patches — FPHL in women usually presents as a diffuse thinning across the crown, with the hairline remaining relatively intact.

Read more about hair transplant options specifically for women.

FPHL is driven by a combination of genetics and hormones (specifically, sensitivity to androgens). It can begin as early as the 20s, but most women notice it in their 40s, 50s, or after menopause.

2. Hormonal Changes

Hormonal fluctuations are a major driver of female hair loss. Common triggers include:

• Pregnancy and postpartum: Many women experience significant shedding 3–6 months after giving birth (telogen effluvium). This is usually temporary.
• Menopause: The drop in estrogen and progesterone can accelerate FPHL and cause diffuse thinning.
• Thyroid disorders: Both hypothyroidism and hyperthyroidism can cause hair thinning and shedding.
• PCOS: Polycystic ovary syndrome elevates androgen levels, which can trigger hair loss similar to male pattern baldness.

3. Nutritional Deficiencies

Iron deficiency is one of the most overlooked causes of hair loss in women. Low ferritin (stored iron) can cause significant shedding even when hemoglobin levels appear normal. Deficiencies in vitamin D, zinc, and biotin can also contribute to hair thinning.

4. Stress and Telogen Effluvium

Telogen effluvium is a form of temporary hair loss triggered by physical or emotional stress — illness, surgery, crash dieting, or a major life event. Hair typically sheds 2–4 months after the triggering event and usually regrows on its own within 6–12 months.

5. Traction Alopecia

Chronic tension from tight hairstyles — braids, weaves, ponytails, extensions — can damage follicles over time, leading to traction alopecia. If caught early, the damage is reversible. If follicles are permanently scarred, a hair transplant may be needed to restore the hairline.

Treatments That Actually Work for Female Hair Loss

Minoxidil (Rogaine)

Minoxidil is the only FDA-approved topical treatment for female hair loss. Applied directly to the scalp, it prolongs the growth phase of hair follicles and can slow shedding and stimulate modest regrowth. It works best for early-stage FPHL and requires consistent, long-term use.

Learn about our FUE technique — a precision approach ideal for women's hair restoration.

Platelet-Rich Plasma (PRP) Therapy

PRP involves injecting concentrated growth factors from your own blood into the scalp to stimulate follicle activity. It's a popular non-surgical option with a growing body of evidence supporting its effectiveness for FPHL and other forms of hair thinning.

Nutritional Optimization

If deficiencies are contributing to your hair loss, correcting them — through diet or supplementation — can produce meaningful improvement. A blood panel to check ferritin, vitamin D, thyroid function, and zinc is a sensible first step for any woman experiencing hair loss.

FUE Hair Transplant for Women

For women with stable hair loss, adequate donor density, and realistic expectations, a FUE hair transplant can produce transformative results. Female hair transplants are particularly effective for:

• Restoring a receding or thinning hairline
• Filling in areas of significant thinning due to traction alopecia
• Correcting hair loss from scarring (cicatricial alopecia)
• Eyebrow restoration

Women with diffuse FPHL across the entire scalp are generally not ideal candidates for transplant, because the donor area may also be affected. A thorough consultation is essential to determine candidacy.

When Should You See a Specialist?

If you're losing more than 100–150 hairs per day, noticing a widening part, or seeing your scalp through your hair, it's time to consult a hair restoration specialist. The earlier you address hair loss, the more options you have — and the better your results will be.

Explore all of our hair restoration services designed for both men and women.

At ReGrow Medical, we offer free consultations for women experiencing hair loss. Our team will assess your hair loss pattern, review your medical history, and recommend the most appropriate treatment — whether that's medical management, PRP, or a surgical solution.

Book your free consultation today and take the first step toward understanding — and addressing — your hair loss.

Frequently Asked Questions About Female Hair Loss

Is hair loss in women reversible?

It depends on the cause. Hormonal hair loss (female pattern hair loss) is progressive but treatable with medications and transplantation. Hair loss from stress, nutritional deficiency, or medical conditions is often reversible once the underlying cause is addressed.

Are women good candidates for hair transplants?

Many women are excellent candidates, particularly those with stable donor areas and localized thinning. Women with diffuse thinning throughout the scalp may need medical evaluation first to determine if transplantation is appropriate.

What causes hair loss in women in their 20s and 30s?

Common causes include hormonal changes (birth control, pregnancy, PCOS), nutritional deficiencies (iron, vitamin D, biotin), stress (telogen effluvium), thyroid disorders, and genetic predisposition (female pattern hair loss).

Visit our Los Angeles clinic or any of our 6 California locations for a private consultation.