Does low carb help PCOS?
Research and clinical experience often link insulin resistance with PCOS symptoms. Lower-carb diets may improve markers for some women — confirm with your OB/GYN or endocrinologist.
PCOS Low Carb Calculator
Many people with PCOS discuss lower-carb eating with their providers. This plan uses ~50g net carbs and protein-forward macros for blood-sugar-friendly meals.
How to use this
- Pick the eating plan that fits you (keto, insulin resistance, or moderate low carb).
- Enter your age, sex, weight, height, and how active you are.
- Your daily protein, net carbs, and fat targets show on the right — use them as a simple daily guide.
Tell us about you
Results update automatically as you fill this in. No sign-up required.
Your results (updates as you type)
Related guides
Insulin resistance
PCOS and Low Carb — What the Research Suggests
How insulin resistance links to PCOS symptoms and why many providers discuss carb reduction — not a treatment plan.
7 min read
Insulin resistance
Net Carbs for Insulin Resistance — How Many Per Day?
How to calculate net carbs from food labels and choose daily targets for blood-sugar-friendly eating and metabolic health.
7 min read
Fasting
16:8 vs 18:6 Intermittent Fasting — Which Is Right for You?
Compare 16-hour and 18-hour intermittent fasting windows. Beginner-friendly guide with Dr. Mindy and Dr. Westman principles for low-carb eaters.
8 min read
Frequently asked questions
Should women with PCOS fast?
Intermittent fasting may help some women with PCOS once low-carb eating is stable. Cycle-aware shorter fasts are often recommended — see our PCOS guide and Dr. Mindy’s cycle guidance.
How much protein for PCOS?
This calculator uses about 0.8g protein per pound of body weight as a starting point. Your provider may recommend different targets.
Other calculators
Metabolic Low Carb Calculator · https://metaboliclowcarb.com