As we say on the bottle, we recommend 6 as the highest number needed. However, some people have elected to take 16-18 capsules per day. However, the product does not mix easily or well. Food carries the product down the tract. After the period of time that is suggested there, if there are no indications of any kind of discomfort, then most likely the system is prepared to accept a greater quantity.
Some people have very sensitive systems.
In this case, begin with a fraction of a tablet and slowly increase it. Long term, yes. No, unless the mother was taking the product prior to becoming pregnantand then only one capsule per day. No for children under the age of six, unless under the care of a physician. Yes for over age six.