What is the shelf life of your products? Customer Support April 07, 2020 18:43 Updated Our products have a shelf life of 3-4 years and remain usable for 5 years. Related articles Which Ouidad products will work best for me? How to Style Frizz-Free Curls with Ouidad Advanced Climate Control How often should a clarifying shampoo be used? Are there silicones in your products? Are your products color safe?