On March 25, 2026, Chae Ri-na took to Instagram to introduce a wellness product, immediately catching fans' attention.
In the post, she spotlighted a product called "Elderberry Curcumin Propolis," explaining that it packs antioxidant and anti-inflammatory ingredients into a single sachet. She added that it uses patented, highly absorbable "Theracurmin," allowing for multiple ways to consume it.
Chae Ri-na emphasized that the nutrients remain stable even when heated, making it versatile for cooking and baking. Many fans showed interest in the product she recommended, sharing a range of reactions in the comments.