1 Vitamin K1 â Also known as either phylloquinone (a natural form of K1) or phytonadione (a synthetic form of K1). 2  Vitamin K2 â Also known as menaquinone. 3  Vitamin K3 â A synthetic form of vitamin K that is also known as menadione.
Therefore, the simple answer to the how early can you take a pregnancy test question is between 7 and 10 days after ovulation ...much better than waiting a full two weeks! More Pregnancy Test Articles. 1  Pregnancy Test Strips. 2  Pregnancy Midstream Tests. 3  Pregnancy Test Review and Comparison Chart.
Pregnancy tests are most reliable from the first day of your missed period, although some tests can be used as early as four or five days before your period is due. Check the packaging of your test to find out when it can be used. If you have regular periods, youâll probably know when your next period is due. If youâre not sure, itâs a good idea to wait at least three weeks after you think you may have conceived before doing a test. Read more about doing a pregnancy test.