Where do I find the product expiration date? Bonafide Health November 15, 2019 15:17 Updated Follow The product expiration date is located on the box’s bottom or side panel, or the bottom of the bottle. Related articles How can I contact Bonafide? Where do I find the product LOT number? Do you offer samples of Bonafide products? Is it safe to take multiple Essentials together? Are there interactions? If I forgot to take Serenol one day, should I double my dose the next day? Comments 0 comments Article is closed for comments.