iron (content)
妊娠中は鉄分を積極的に補給しましょう。
During pregnancy, be sure to actively supplement your iron intake.
検診で鉄分が足りないと指摘された。
I was told at my checkup that I was low on iron.
貧血気味なので、鉄分を多く摂るように言われました。
Since I tend toward anemia, I was told to take more iron.