At first, the 40 varieties obtained were refined for germicidal and antiviral experiments. The results were not conclusive, since only two or three kinds of seaweed seem to be effective.
這項研究工作從民國六十七年開始，最初用四十種海藻，經過提煉後做抗菌、抗黴、抗濾過性病毒的實驗，結果並不明顯，只有兩三種發生作用。