The Access Token won’t contain any user info except the user ID.
You can use the user ID to request user info by using the /userinfo endpoint. You can also add custom claims to the Access Token using rules: Sample Use Cases: Scopes and Claims
Only the ID Token will contain all of the user profile info.
https://community.auth0.com/t/what-is-the-difference-between-idtoken-accesstoken/10843