PCOS Renamed to PMOS: What This Means for Women's Health

In 2026, an international consensus published in The Lancet officially renamed Polycystic Ovary

Syndrome (PCOS) to Polyendocrine Metabolic Ovarian Syndrome (PMOS). The change

followed more than 14 years of collaboration involving 56 international organizations and input

from over 14,000 patients and healthcare professionals worldwide. The goal was to create a

name that better reflects the true nature of the condition and improves awareness, diagnosis, and treatment.

For years, experts have recognized that the term "PCOS" can be misleading. Many individuals

diagnosed with the condition do not have ovarian cysts, and the name places significant

emphasis on reproductive health while overlooking its effects on metabolism, hormones,

cardiovascular health, and mental wellbeing. As a result, many women have experienced delayed

diagnosis or incomplete care, with an estimated 70% of cases remaining undiagnosed.

The new name, Polyendocrine Metabolic Ovarian Syndrome (PMOS), acknowledges that this

condition affects multiple hormone systems throughout the body. The updated terminology aims

to support earlier diagnosis, improve patient understanding, and encourage a more

comprehensive approach to care.

What Is PMOS?

PMOS is a complex hormonal and metabolic condition involving multiple endocrine systems.

While reproductive symptoms are still an important part of the condition, PMOS is now

recognized as a whole-body disorder that can affect:

● Hormone regulation

● Blood sugar control and insulin sensitivity

● Ovulation and fertility

● Cardiovascular health

● Skin and hair health

● Mental wellbeing

One of the most common underlying factors is insulin resistance, which can contribute to

symptoms and increase the risk of long-term health complications.

Common Signs and Symptoms of PMOS

PMOS can look different person to person, but common symptoms include:

● Irregular or absent periods

● Difficulty ovulating or infertility

● Acne

● Excess facial or body hair (hirsutism)

● Thinning hair or hair loss

● Insulin resistance

● Weight changes

● Fatigue

● Anxiety or depression

Mental health is an important but often overlooked aspect of PMOS. Research consistently

shows higher rates of anxiety and depression among individuals living with the condition,

highlighting the need for whole-person care.

A Whole-Person Approach to Managing PMOS

There is no one-size-fits-all solution for PMOS. Effective management often includes a

combination of:

● Nutrition

● Regular movement

● Quality sleep

● Stress management

● Cycle tracking

● Targeted supplementation

● Acupuncture or other complementary therapies

Working with a registered dietitian or healthcare practitioner can help you develop an

individualized plan that fits your lifestyle, symptoms, and health goals.

Why Nutrition Matters

Nutrition can play a powerful role in supporting metabolic health, reducing inflammation, and

improving insulin sensitivity.

The goal isn't perfection, but rather focus on building sustainable habits that support stable blood

sugar levels, adequate nutrient intake, and long-term health.

1. Prioritize Blood Sugar Balance

Balancing blood sugar throughout the day can help support hormone regulation and energy

levels.

A simple strategy is to follow the plate method:

● 1⁄4 plate protein

● 1⁄4 plate fiber-rich carbohydrates

● 1⁄2 plate non-starchy vegetables

Eating regular, balanced meals can also help reduce energy crashes and cravings.

2. Choose Lower Glycemic Carbohydrates More Often

Many carbohydrate-rich foods provide essential fiber, vitamins, and minerals. Aim to include

more:

● Whole grains

● Legumes

● Starchy vegetables

● Fruit

● Dairy products

The fiber in these foods helps slow digestion and support more stable blood sugar levels.

3. Increase Omega-3 Fats

Omega-3 fatty acids have anti-inflammatory properties and may help support metabolic and

cardiovascular health.

Foods rich in omega-3s include:

● Salmon

● Trout

● Mackerel

● Sardines

● Light tuna

● Ground flaxseed

● Chia seeds

● Walnuts

4. Fill Your Plate with Anti-Inflammatory Foods

Adding color to your meals increases your intake of antioxidants and polyphenols, which are

plant compounds that support overall health.

Some great choices include:

● Berries

● Leafy greens

● Colorful vegetables

● Avocados

● Extra virgin olive oil

Think of it as eating the rainbow whenever possible.

5. Practice Mindful Eating

Mindful eating can help strengthen your relationship with food while also supporting satiety

levels.

Try:

● Eating slowly

● Minimizing distractions during meals

● Chewing thoroughly

● Checking in with hunger and fullness cues

These small habits can make a meaningful difference over time.

Supplements That May Be Helpful

Some supplements have shown promise in supporting individuals with PMOS, including:

● Myo-inositol and D-chiro-inositol

● Magnesium glycinate

● Omega-3 fatty acids

● Vitamin D3 + K2

Supplement needs vary from person to person, so it's always best to consult with a qualified

healthcare professional before starting any new supplement regimen.

The Bottom Line

The transition from PCOS to PMOS is much more than a name change. It reflects a growing

understanding that this condition is not simply about ovaries or fertility. PMOS is a complex

metabolic and endocrine disorder that can affect many aspects of health.

By recognizing the broader picture, healthcare providers can support earlier diagnosis, more

comprehensive treatment, and better long-term outcomes. And when it comes to managing

PMOS, nutrition remains one of the most powerful tools available to support hormone health,

metabolic function, and overall wellbeing.

If you are looking for individualized support our dietitians are here to help. We work

collaboratively with you to create an individualized nutrition plan tailored to your needs,

preferences, and goals.

Contact 360 Nutrition (805) 738-5700 to book a consultation today, let us help you make it easy,

delicious, and sustainable.

Reference

Azziz R, Teede HJ, Peña AS, et al. A polyendocrine metabolic ovarian syndrome (PMOS): a new

name for polycystic ovary syndrome (PCOS). The Lancet. 2026;408(10504):645-648.

doi:10.1016/S0140-6736(26)00717-8.