acid cooking
5.The antioxidative activity of Lizicao (Salvia Plebeia R.Brown) was discovered by a series of screening tests of more than 40 selected Chinese medicine plants in edible oils. A 0?06% solvent extract showed stronger antioxidative activity than 0?02% BHT in the prime steam lard. And the citric acid as synergist with 0?02% solvent extract were better than that of 0?02% BHT or BHA in soybean cooking oil.

