Earthworms are used at Nutrilite because they help to aerate the soil, speed up decomposition of plant material plowed back into the soil, add natural humus material called castings and break up water channeling through tunnels for dispersion.

• 39健尔力利用蚯蚓帮助疏通土壤的空气，加快植物分解并重新溶入泥土中，为泥土加入天然的腐植质，同时，蚯蚓在泥土中四处钻动，有助水分渗透。