Then add 1 month for each year you have had the illness. Dr. Jack Ritchason, The Little Herb Encyclopedia. It's impossible to give an exact answer. There are manly variables involved, such as the severity of the problem, the health of a person's assimilation and digestive system, the number of herbs taken, the stress a person is under, and so on. However, someone with problems like constipation or blood sugar imbalance will often get excellent results within a day, while someone with poor eyesight or joint pain may not feel any difference for weeks or more.
Herbs are a slow, safe way to build and maintain health.
Many people have gradually decreased drug dosage and frequency with the use of herbs. Since herbs are food, you can take them whenever you want. Most people take them 30 minutes before meals so the liquid won't dilute their digestive juices. Others on a busy schedule take them first thing in the morning and last thing at night. Herbs for insomnia and cleansing are usually taken at night.