Exceptional 4.9/5
Irregular Cycle? PCOS? Endometriosis? Trying to Conceive? Your cycle and reproductive health feel like a black box?
No more guessing. Fibra gives you clarity! Get Real Insights into your reproductive health and system with Fibra.
Fibra is ISO 10993 (biocompatibility and chemical safety), IEC 60601 (electrical safety), and PIPEDA (Data Privacy) Compliant. Click here to learn more.

Best Reproductive Health Monitoring Technology Company 2024 – Canada, by Tech Innovator Awards

Winner Of The Jury Award and The Audience Award At AAGEF 2024

Women Empowerment Award Finalist For Innovation (Powered By Rogers)

Featured in







Smarter Cycle Tracking Starts Here!
From body literacy to baby plans, Fibra delivers real-time insights that meet you where you are.
- Wearable Comfort, All Day Long: Fibra fits like your favorite underwear — soft, breathable, and designed for all-day wear without discomfort.
- Effortless Cycle Tracking: No more temperature taking in the morning, no more manual cycle tracking, no more invasive devices. Fibra passively tracks your cycle so you can focus on living.
- Always-On Convenience: Fibra works silently in the background, syncing with your phone to deliver real-time insights — no extra effort needed.
Wearable Technology for Women's Health
Fibra™ smart underwear delivers precise insights into your cycle with comfort and ease, empowering you every step of the way.
- Empowerment Through Insight: Know your body better with clear, actionable information — helping you feel confident and in control every day. It gives you insight on:
- pH of Vaginal Dichareg – can signal ovulation, infections, or hormonal changes—critical for fertility and reproductive health.
- Volume Change of Vaginal Discharge – helps pinpoint fertile windows and identify potential cycle irregularities.
- Skin Temperature– Fluctuations are key for cycle tracking
- Heart Rate – Resting heart rate patterns fluctuate with hormonal shifts, offering insights into fertile and luteal phases.
- Heart Rate Variability – HRV reflects your body’s stress and recovery state, which can impact hormonal balance and cycle regularity.
Empowering Women, Nurturing Generations
We do this for ourselves, our mothers, grandmothers, sisters, daughters, and granddaughters—because every woman deserves the tools to understand and care for her body with confidence. Together, we’re building a healthier, more informed future for generations to come.
- Trusted Accuracy: Backed by science, Fibra provides data you can rely on to better understand your cycle and fertility window.
- Ultra-Comfortable Wearable: Designed with soft, breathable fabric that feels just like your favorite underwear — Fibra offers seamless comfort from morning to night.
- Real-Time Insights: Syncs automatically with your smartphone to deliver accurate cycle data and fertility predictions when you need them most.








Slip It On. Sync It. Go About Your Day.
Exceptional 4.9/5
That’s it! Your reproductive data updates in the background while you live your life.
Fibra’s smart underwear seamlessly connects to your phone through the Fibra app, giving you real-time, personalized insights into your cycle. No extra steps, no disruptions.
Head to our How It Works page for the full breakdown.
How to Use Fibra's Smart Underwear in Three Easy Steps

Step 1
Wear It. Snap It On

Step 2
Pair It With Your Phone

Step 3
Live Your Life
More Than Four Million Data Points Collected to Date!
Years of experience
People waitlisted for the product
Data collected to date with the product
FIBRA X RADIO-canada interview
Check out Fibra founder Parnian in her interview with Radio-Canada of the CBC
*Owner of the video is the CBC
Community Feedback
Real Voices from Fibra’s Pilot Study









Unlock deeper insights with seamless, real-time tracking of reproductive health metrics for smarter and more personalized health management.

With Fibra, continuous biomarker tracking offers a complete and accurate picture of your reproductive health.

Fibra goes beyond being faster and more affordable—it brings a proactive approach to women’s reproductive health and monitoring, addressing a long-overlooked need. We are unveiling a previously untapped realm of reproductive data for women.

Revolutionary Wearable Comfort with Cutting-Edge Features
Discover ultimate comfort and innovation with our yarn-based wearable. Made from 90% natural fibers, it offers 4 days of battery life, 24/7 wearability, and seamless app connectivity—all while being safe, non-allergenic, and stretchable.
Exceptional 4.9/5
Why Choose Fibra?
1. Comfortable, Non-Invasive Wearable
Smart underwear made with 90% natural fibers — soft, breathable, and stretchy. No hard gadgets or patches — just slip it on like regular underwear. ISO 10993, and IEC 60601 compliant — safe and non-allergenic.
2. Real-Time Fertility Insights — No Manual Logging
Advanced sensors track heart rate, temperature, pH, and volume changes. Syncs with the Fibra™ app via Bluetooth Low Energy. You get instant cycle predictions and reproductive health insights without lifting a finger.
3. Trusted by Experts, Backed by Research
Recommended by nutritionists, physicians, and researchers. Featured in CBC Radio-Canada and praised for its innovation. Over 4 million data points collected from real users — and growing.
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Frequently Asked Questions
How does the smart underwear track fertility data?
Fibra™ smart underwear uses proprietary yarn-based sensors to monitor key reproductive health metrics like heart rate, skin temperature, vaginal pH, and volume changes. This data is seamlessly integrated into the Fibra™ app for real-time tracking and analysis.
What types of fertility data does it monitor?
Fibra™ tracks heart rate variability, skin temperature, vaginal pH levels, and changes in vaginal discharge volume, offering comprehensive insights into your reproductive health.
How accurate is the fertility tracking data?
Fibra™ is designed with cutting-edge, patent-pending technology, providing highly accurate fertility insights backed by rigorous scientific research and testing.
Do I need to wear the smart underwear all day?
While wearing Fibra™ throughout the day is recommended for optimal data collection, you can choose to wear it during specific times to align with your fertility tracking needs.
How do I care for and wash the smart underwear?
Fibra™ smart underwear is made with durable, high-quality materials. It is machine-washable using gentle settings, ensuring convenience and longevity. Detailed care instructions are provided with the product.
Is my fertility data stored securely and privately?
Absolutely. Fibra™ ensures your data is encrypted and securely stored. We prioritize your privacy and adhere to strict data protection standards, so only you have control over your information.
Does the product require an app to function?
Yes, the Fibra™ app is essential for accessing and interpreting your fertility data. The app offers an intuitive interface for easy tracking and personalized insights.
What devices is the app compatible with?
The Fibra™ app is compatible with both iOS and Android devices, ensuring accessibility across a range of smartphones and tablets.
What is the battery life, and how do I charge it?
Fibra™ smart underwear features a long-lasting battery life of up to 4 days. It charges quickly and conveniently using the included USB charger.
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