The invention discloses a colorless and odorless plant collagen essence which is capable of beautifying skin, edible and free from any chemical substances. The plant collagen essence has a better skin-beautifying effect than the essence on the market, and is free from secondary pollution; and the plant collagen plant can be eaten to supplement human collagen, and strengthen the human body immunity. The plant collagen plant is synthesized from the following materials in percentage by weight at high temperature: 76.3% of collagen extracted mainly from soybean, bamboo shoot and Chinese gooseberry, 0.2% of hyaluronic acid, 2% of proline, 1.5% of phytic acid, 19.8998% of refined plant juice (asparagus, wreath goldenrod, towel gourd and the like), 0.05% of plant mannan, 0.0002% of lecithin and 0.05% of pyrrolidone.