No illness percent 79.30 ,using medicinal Herbs percent 97.70 ,using lemongrass percent 98.80 Reasons to Use Herbs, most of the herbs used for convenience of 68.00 medicinal plants daily percentage 67.70 Cooking percentage 92.20. plant herbs to eat at home 83.60 percent to 96.30 percent, fresh herbs with modern medicine, 59.70 percent, and the result is sometimes used herbs 54.8 percent.