"The KNOWHEN® saliva test has been a fantastic addition in our quest for pregnancy. It is so empowering to have a visual component to see your hormone changes and predict fertility."
Verified buyer
"It is so much cleaner to use and less wasteful than the plastic monitors and urine sticks. Highly recommend for anyone looking for an eco-friendly alternative."
Verified buyer
"Fabulous pregnancy tool! Very accurate and worth the money spent. I am pregnant now, personally, for me, it worked like a charm."
Verified buyer
Why Choose KNOWHEN®?
The Smart, Sustainable Fertility Solution
Non-Invasive
A simple saliva test that eliminates the need for urine strips, offering a clean and stress-free experience.
Accurate
Provides 98.9% clinically proven accuracy to pinpoint your most fertile days.
Reusable
Sustainable and cost-effective; no recurring purchases required, making it an eco-friendly choice.
Clinically Tested
FDA-cleared and validated by rigorous clinical testing in the United States for reliable results.
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How To Use KNOWHEN®
Simple & Easy-to-Use:Unlike traditional ovulation tests, Knowhen's saliva test offers a hassle-free way to track your fertility. Just use the test each morning for quick, clean results—no need for messy or complicated urine samples. Our fertility tracker makes understanding your cycle straightforward and stress-free.
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KNOWHEN® Saliva Ovulation Test: Frequently Asked Questions
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The KNOWHEN® Saliva Ovulation Test works by detecting changes in estrogen levels through your saliva. As you approach ovulation, estrogen levels rise, which is visible in the pattern of salt crystals in your saliva. You use a reusable microscope to view your saliva on a test slide, interpreting the pattern to identify your most fertile days.
Yes, the KNOWHEN® test is clinically tested with an accuracy of 98.9%. It is a reliable tool for tracking ovulation and fertility windows, backed by scientific research and user testimonials. However, individual results may vary based on how consistently the test is used.
Yes, the KNOWHEN® test is designed to be reusable. Unlike traditional test strips, which are single-use, the KNOWHEN® device can be used repeatedly, offering a cost-effective and eco-friendly solution for ovulation tracking.
To track your ovulation cycle accurately, it’s recommended to test your saliva daily, especially during the second half of your cycle. This will help you monitor changes as you approach ovulation.
Yes, the test is easy to use. Simply collect a small sample of saliva, place it on the test slide, and view it under the provided microscope to interpret the results. The process takes just a few minutes each day.
Yes, the KNOWHEN® test is suitable for women with irregular cycles. Since it tracks estrogen levels rather than relying solely on menstrual timing, it can help women identify their fertile window regardless of cycle regularity.
