Decaf coffee actually contains slightly more potassium than regular coffee. Decaf coffee has 216mg potassium. Per cup. According to Health Line brewed coffee has 4.8% daily value of potassium
Instant coffee packs 96 mgs of potassium in an 8-ounce cup. This is less than regular brewed and half the potassium found in decaf.
A single 8 oz cup (or 8 ounces) of black coffee will provide approximately 116 mg. If you use a 12 oz cup of black coffee, you will get 174mg potassium.
The primary components of coffee that are monitored for health are caffeine (potassium) and caffeine (caffeine). Coffee contains very little phosphorous, sodium and iron. Some coffee additives may contain some of these ingredients, such as milk or creamers.
Decaf coffee contains more caffeine (216 mg), while instant coffee contains less (96 mg). Additives to coffee like milk and sweeteners can raise the potassium content.
A cup of 8oz black coffee will have 116 mg of potassium. Take 174mg of potassium with a 12-ounce travel mug.
Even though there isn't much potassium in regular caffeinated coffee, it might still be better for you to drink if you are concerned about your potassium intake.