雪燕是一种珍贵得植物木髓分泌出来的胶质。雪燕树很罕有，只生长在云南，缅甸和越南少许地方。因为泡发后很像燕窝，所以也被称 “平价燕窝”一样是胶质满满的食物。泡发率超高，每次只需泡2-3颗 (5g)Rate of puffing is very high. Use only 2 to 3 pieces or around 5g for every serving. It is full of plant based collagen.