You bought the kit. Now govern the cycle. L-Center tracks your meals, monitors your safety, measures your biological age, and shows you exactly how fasting is changing your body.
Bio-age tracking, meal guidance, progress timeline, and safety monitoring — all in one place.
See your biological age and track how it changes with every fasting cycle. Upload labs or enter biomarkers — we do the math.
Snap a photo of your meal. AI tells you if you’re on track for the day with calorie and macro breakdown.
Watch your health improve over time. Bio-age trend, cycle history, and streaks — all in one view.
Governed means safe. Real-time checks keep your fasting cycle on track and flag anything that needs attention.
Create your account and enter the access code included with your ProLon program.
Quick onboarding — your experience level, health goals, and wearable preferences.
Log meals, track your bio-age, and watch your progress unfold across every cycle.
2M+ ProLon users worldwide. Governed by L-Center.
Start Your Governed CycleIncluded with select ProLon programs. Ask about your access code.