But, he said, the stimulation generated by the herbal ingredients is comparable to that from a cup of coffee - and at a higher price.

Some have herbal ingredients that we do not know enough about, and that could interact with medications or be contradictory for certain health conditions.

My niang followed the doctor's instructions and stewed the herbal ingredients in the wok.

Several of the herbal ingredients are included only in very low quantities.

Tiger Balm now consists purely of herbal ingredients.

Until reports of adverse reactions to ephedrine began mounting, it had been the most widely used herbal ingredient in the dietary supplement industry.

The company focuses primarily on using herbal ingredients.

Masculine herbal ingredients are wrapped with feminine notes, like vanilla and raspberry.

He also said that working with herbal ingredients might be harder than working with synthetic ones because there were more variables.

Depending on the source of the herbal ingredients, tisanes, like any crop, may be contaminated with pesticides or heavy metals.