Vitamin E is also important in helping your body make red blood cells, and it helps the body to use vitamin K. People who can't absorb fat properly may develop vitamin E deficiency. Symptoms of serious vitamin E deficiency include: 1  Muscle weakness. 2  Loss of muscle mass. 3  Abnormal eye movements. 4  Vision problems.
Quick Answer. According to About.com, a blood pregnancy test can detect the levels of hCG and show a positive pregnancy result approximately 8 to 10 days after conception. HCG stands for human chorionic gonadotropin, which is a hormone secreted during pregnancy. Continue Reading.
Most doctors recommend that you wait until the first day of your missed period before taking a urine pregnancy test. This is usually about two weeks after conception. However, some tests are more sensitive than others and can be taken earlier.