Tender swollen breasts pregnant

Why Are My Breasts Sore?. Montgomery Tubercles – an early sign of pregnancy? - IVI UK. Vitamin E, thiamine, magnesium, and evening primrose oil are not harmful, but most studies have not shown any benefit. Both can be harmful to your growing baby because the toxins pass through the placenta. If you would like to learn more, you can read about the early signs of pregnancy here.