You do not say how old your daughter is. This is probably just a habit and it is unlikely that it has anything to do with molestation. As with all habits in children constantly mentioning the habit and telling the child to stop usually reinforces and aggravates the habit. Try and ignore it and she should soon stop putting her hands in her mouth.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.