I just need to find out how and where can I get bitter cola?

Here are a few options for bitter cola drinks I found in the search results: The Coca-cola No Sugar No Caffeine Soft Drink 500 Ml for R14.95 would be a great option if you're looking for a classic cola flavor without the sugar or caffeine. For a larger bottle, the Coca-cola No Sugar No Caffeine Soft Drink 2.25 L is available for only R19.99. If you enjoy the taste of Pepsi, the SodaStream Pepsi Cola Flavoured Drink Syrup for R54.99 allows you to make your own fizzy drinks at home in reusable bottles rather than single-use plastic. I hope one of these bitter cola alternatives appeals to you. Let me know if you need any other recommendations.