Use SAP Standard Roles of Personas 3.0 and Share Flavors with specific roles.
1. As per the Personas Configuration Guide – SAP Personas roles are not standardized PFCG roles. Security / Basis team should create the authorization profile for each role via pfcg.
2.Add the roles in transaction /PERSONAS/ROLES
3. Share your newly created flavors with roles added above in Transaction /PERSONAS/FLAVORS
You are done!! . Ask the users having those roles in SU01 – to login and check in webgui and play with newly shared flavors.
Those flavors will appear in the flavor gallery of those users.