Keep out of reach of children is not an answer as every product states that. What’s the age for this?

Google response says this:Legally, the term child may refer to anyone below the age of majority or some other age limit. The United Nations Convention on the Rights of the Child defines child as "a human being below the age of 18 years unless under the law applicable to the child, majority is attained earlier".

How many doses are in one bottle?

The recommended dose is 24 droppers full per day which gives you about 15 total doses per bottle.

Este producto tiene lead cómo las pastillas?

Thank you for your interest in Nature’s Answer Mullein Leaf Alcohol Free Liquid Herbal Extract. This product has been enjoyed by thousands of satisfied customers since 1972! It is NOT required to have any kind of Prop 65 label that indicates the possibility of any kind of lead contamination.

what has your experience been with taking the mullein leaf extract? Benefits, negatives or otherwise.

Thank you for your interest in Nature's Answer Mullein Leaf Alcohol Free Liquid Herbal Extract. Thousands of satisfied customers have used this Alcohol-Free, Kosher Certified, Bio-chelated, concentrated herbal extract since 1972! This product is manufactured in our Family Owned USA facility. As a supplement manufacturer, Nature's Answer is regulated by the FDA and FTC. These agencies limit the amount of information that manufacturers can share about the many long-term traditional uses of herbal remedies. We can share that mullein is an herbal demulcent (soothing) and is often used to support respiratory health.