➤ What is the shelf life of Sunny Honey? September 13, 2019 07:59 Updated Follow Sunny Honey shelf-life is 36 months. Once opened, your Sunny Honey will last 6 months. Related articles ➤ How long will the tan last on my skin? ➤ How long will a bottle of Sunny Honey last? ➤ How do I store Sunny Honey? ➤ How big is Sunny Honey bottle? ➤ Where can I find the expiry date for the hair masque?