Should I go low-carb for PCOS?

Low-to-moderate carb plans show favorable results in PCOS trials vs. standard low-fat diets. You don't need keto — 30–40% carbs prioritising low-GI sources is usually enough.

Is this medical advice?

No. This calculator provides a nutrition starting point — PCOS management should be coordinated with your physician, especially around medication and fertility planning.

Calorie Calculator for Women with PCOS

PCOS affects ~8–13% of reproductive-age women and is strongly linked with insulin resistance. Fat loss with PCOS works — but the plan needs to address insulin, not just calories. This calculator sets a conservative deficit and pushes protein, fiber, and lower glycemic load.

Written by Marcus Reed, CISSN· Certified Sports Nutritionist (ISSN)

Medically reviewed by Dr. Amara Johnson, MD

Last reviewed April 20, 2026

5 min read

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Key Facts: Calorie Calculator for PCOS

✓~70% of women with PCOS have measurable insulin resistance
✓Modest weight loss (5–10%) often restores ovulatory cycles
✓Higher protein (25–30% of calories) improves PCOS outcomes
✓Low-GI carbs and adequate fiber improve insulin response

Special Considerations for Women with PCOS

⚡Conservative 10–15% deficit preserves thyroid and cycle function
⚡Walk after meals to blunt glucose spikes
⚡Resistance training 3×/week improves insulin sensitivity
⚡Discuss metformin and inositol with your clinician

Calorie Calculator for PCOS: Frequently Asked Questions

Insulin resistance promotes fat storage and raises hunger; elevated androgens can increase central fat. The calorie math still applies — but it's more sensitive to carb quality and meal timing.

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Medical Disclaimer: This calculator provides estimates based on population-level research formulas. Individual results may vary. Consult a healthcare professional before starting any diet or exercise program. This tool is not a substitute for professional medical advice.