On 7 March 2023, the International Organization of the Flavor Industry (IOFI) updated the Global Reference List (GRL). The following substances were added:

1. Thaumatin II

2. Ethyl 5-acetoxyoctadecanoate

3. S-(3-Methylbut-3-en-1-yl) 4-(formyloxy)butanethioate

4. S-Butan-2-yl 4-(formyloxy)butanethioate