Learn to eat for
PCOS, fertility, perimenopause, RED-S or endometriosis
Nutrition is the first-line of treatment.
Match your nutrition to your cycle in 90 days
Three simple steps to understand your body and transform how you feel.
Track your cycle
Get daily insights tailored to your current phase, no matter how short, long, or irregular it is.
Adapt your nutrition
Log meals and watch your macros and micros fill toward each day's target.
Reach your weight goals
Set a calorie and weight goal and we'll pace you until you hit it.
Personalized support for your hormonal health
Steady energy, insulin‑aware nutrition
Timed to where you are in your cycle. LYNA leans on foods that steady blood sugar and gently support ovulation.
- Chromium
- Omega-3
- Vitamin D
- Magnesium
- Coenzyme Q10
- Myo-inositol
Calorie apps know food. Cycle apps know hormones.
LYNA connects the two.
Recommended by endocrinologists
Trusted by healthcare professionals to support women's hormonal health.
Real stories from real users
“Finally a tracker that really understands my biology. The nutrition scanner is so simple.”
“I struggled with my weight. Now I use my cycle and nutrition to work with my body.”
“It’s so much more than numbers. It has helped me rethink my relationship with food.”
Questions
Is LYNA a medical device?+
No. LYNA is a wellness app that gives evidence-informed nutrition guidance. It does not diagnose, treat or replace advice from your doctor.
Where does the guidance come from?+
We translate peer-reviewed research on cycle biology and nutrition into simple, phase-aware suggestions, and we are honest about where the evidence is strong and where it is still emerging.
Do I need a regular cycle to use it?+
No. LYNA adapts to irregular cycles, PCOS, perimenopause and no-cycle phases.
What happens to my data?+
Your health data is yours. We never sell it or share it with advertisers, and you can export or delete it any time.