The Best Supplements for PCOS

When managing PCOS (Polycystic Ovary Syndrome), nutrition plays a vital role—and the right supplements can be a powerful tool to support hormonal balance, reduce inflammation, and improve overall well-being. While food should always be the foundation, targeted PCOS supplements can fill in nutrient gaps, correct common deficiencies, and optimize your health from the inside out.

At Nutrition by Bre, we believe in a food-first approach supported by high-quality, dietitian-recommended supplements that are evidence-based and carefully selected to meet the unique needs of women with PCOS. From nutrition supplements that support metabolic health and blood sugar balance to anti-inflammatory and fertility-focused formulations, the right additions to your routine can make a noticeable difference in energy, cycle regularity, and long-term health.

Check them out HERE

Support Hormone Balance, Metabolism, and Inflammation with Targeted Nutrition

Living with PCOS (Polycystic Ovary Syndrome) often means dealing with hormonal imbalances, insulin resistance, inflammation, and irregular cycles. While food is the foundation, high-quality nutrition supplements can provide targeted support and help bridge nutrient gaps that make PCOS symptoms more challenging.

As a registered dietitian, I recommend clinically-backed PCOS supplements that support long-term health—without relying on fads or false promises. Each product below is vetted for quality, safety, and effectiveness and is available through my Amazon Storefront or trusted partner Thorne Professional Portal.

Ovasitol by Theralogix (Inositol Supplement)

A research-backed blend of myo-inositol and d-chiro-inositol in the optimal 40:1 ratio to support insulin sensitivity, menstrual regularity, and ovulation in women with PCOS.
Shop Ovasitol on Amazon for metabolic and hormonal support

Thorne Basic Nutrients 2/Day

A foundational multivitamin that supports energy, hormone balance, immune function, and nutrient absorption—especially important for women with PCOS who may be at higher risk for deficiencies in vitamin D, B12, magnesium, and zinc.
Shop Thorne Basic Nutrients 2/Day for daily nutritional support

Thorne Vitamin D + K2

Vitamin D is essential for insulin sensitivity, inflammation control, and hormone balance—yet deficiency is common in PCOS. This formula pairs D3 with K2 for optimal absorption and utilization.
Shop Vitamin D + K2 from Thorne to support immune and hormonal health

Pure Encapsulations NAC (N-Acetyl-L-Cysteine)

NAC is a potent antioxidant shown to improve insulin resistance, reduce androgen levels, and support fertility in women with PCOS.
Shop NAC on Amazon for antioxidant and metabolic support

Nordic Naturals Omega-3

A clean, high-quality fish oil that delivers essential omega-3 fatty acids EPA and DHA to reduce inflammation, support mood, and regulate hormones.
ShopOmega-3s from Amazon for full-body PCOS support

Magnesium Glycinate by Doctor’s Best

Helps reduce stress, promote restful sleep, and improve insulin sensitivity. This form is gentle on digestion and easily absorbed.
Purchase Magnesium Glycinate to calm the nervous system and support metabolism

Jarrow DIM + Calcium-D-Glucarate

Supports estrogen metabolism and hormonal detoxification, especially useful for symptoms of estrogen dominance often seen in PCOS.
Shop DIM + Calcium-D-Glucarate for hormone balance and liver support

Continue Your PCOS Wellness Journey

My favorite nutrition products!

This page is a hub of all products for all things health and nutrition! Whether you’re just starting your wellness journey or looking to refine your diet, you’ll find a carefully curated selection of products here to support your nutritional needs.

DISCLAIMER

The information available from NutritionbyBre is for educational purposes only; it is not intended to diagnose, treat, or mitigate any disease. Please consult your health care professional about new dietary choices or supplements that may interact with medication.