Human diets have not been monitored for lutetium content, so it is not known how much the average human takes in, but estimations show the amount is only about several micrograms per year, all coming from tiny amounts taken by plants.
Asupan manusia belum dipantau untuk kandungan lutetium, sehingga tidak diketahui jumlah asupan rata-rata manusia, tetapi estimasi menunjukkan jumlah beberapa mikrogram per tahun, seluruhnya berasal dari sayuran.