This guideline is an update of the previous Guideline on In- fant Oral Health Care, revised in 2009. This revision included a hand search of literature as well as a new search of the MEDLINE/PubMed ® electronic database using the following parameters: Terms: “infant oral health”, “infant oral health care”, and “early childhood caries”; Fields: all; Limits: within the last 10 years, humans, English, and clinical trials. Papers for review were chosen from the resultant list of 449 articles and from references within selected articles. When data did not appear sufficient or were inconclusive, recommendations were based upon expert and/or consensus opinion by experienced researchers and clinicians