Home / Community / General TTC (no pregnancy tests!)

OPK-- when to start testing?

Tara • Sat, Oct 07

Hello. this is my first month trying the opk. What cycle day should I start testing? My cycles are usually 28-30 days long.

Thanks in advance 😊💕

You

Add Comment

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

See Our Editorial Standards

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors

Getting Pregnant

Fertility tips and tools to help you conceive.

Pregnancy

Guides and answers for every week of pregnancy.

1st Year (Baby & You)

Milestones, care, and recovery in baby’s first year.

Baby Products

Trusted gear, safe essentials, and parent-loved picks.