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.
Blood tests are done in a doctor's office. They can pick up hCG earlier in a pregnancy than urine tests can. Blood tests can tell if you are pregnant about six to eight days after you ovulate. Doctors use two types of blood tests to check for pregnancy: Quantitative blood test (or the beta hCG test) measures the exact amount of hCG in your blood. So it can find even tiny amounts of hCG.