If a complete sentence introduces the bulleted list, each item in the list should end with a full stop, not a colon, and each point should begin with a capital letter.
Do you use full stops on bullet points?
you do not use full stops within bullet points – where possible start another bullet point or use commas, dashes or semicolons to expand. you do not put “or”, “and” after the bullet points. there is no punctuation at the end of bullet points.
Do I need punctuation at the end of bullet points?
If the text of your bullet point is a complete sentence (or multiple sentences), use capital letters and punctuation. If your points are not structured as proper sentences, you don't need to end with punctuation.