I want to store Option Name as value instead of value

I want to store Option Name as value instead of value

[select* enquiry-type default:get default:post_meta first_as_label “Categories” “Membership | [email protected]” “Accounting | [email protected]” “Fitness | [email protected]” “Concierge | [email protected]”]

Currently Its Stored Email ID in backend. I want to store data like Membership ,Accounting etx….