Does Serenol contain any sugar or carbohydrates? Bonafide Health November 15, 2019 15:11 Updated Follow Both the sugar and carbohydrates are less than 1 gram per dose. Related articles What is Royal jelly and why was it added to Serenol? How long has Serenol been on the market? How long does Serenol take to work? What are the ingredients in Serenol? How is Serenol made? Comments 0 comments Article is closed for comments.