The symptoms you are describing appears to be consistent with early pregnancy. Taking a pregnancy test either with store-bought urine tests or in a doctor’s office can give you a definitive answer.
If you find that you are pregnant, then you should start seeing an obstetrician who can recommend proper nutritional supplementation and perform the appropriate counseling and tests.
If you find that you are not pregnant, then you should visit a general practitioner to evaluate your symptoms.
