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Luteal Phase Calculator
The luteal phase is the time between ovulation and the start of your period. A normal luteal phase typically lasts 12-14 days, but can range from 10-16 days. This calculator helps you determine your luteal phase length based on your cycle data.
Please enter a cycle length between 21 and 45 days.
Please enter an ovulation day between day 8 and 25.
Your Cycle Analysis
Cycle Length:
28 days
Follicular Phase:
14 days
Ovulation:
Day 14
Luteal Phase:
14 days
Tracking Method:
Basal Body Temperature (BBT)
Follicular
O
Luteal
Follicular Phase
Ovulation
Luteal Phase
Disclaimer: This calculator provides estimates based on the information you provide. For the most accurate tracking of your luteal phase, consider using multiple methods such as basal body temperature charting, ovulation predictor kits, and tracking cervical mucus changes. Consult with a healthcare provider for personalized advice and if you have concerns about your menstrual cycle or fertility.