How Long Does The Effect Of
Black Coffee Last?

Caffeine levels peak one hour after drinking and stay elevated for four to six hours for most people. Six hours after consuming caffeine, half of the caffeine is still present in your system. Caffeine can remain in your bloodstream for up to 10 hours after it has been removed from it.

The effects of coffee on one's health are up for debate. Even though you may have heard negative things about coffee, there are a lot of positive things to be said about it. It is high in antioxidants and has been linked to a lower risk of developing a variety of diseases. The ingredient caffeine, on the other hand, is a stimulant that can cause problems in some people, as well as disrupt sleep.

Coffee appears to increase the production of stomach acid in most people, but it does not appear to cause digestive problems in the majority of them. Thus, consuming it on an empty stomach is completely acceptable.

Caffeine is metabolized differently by each individual. Because your genetics, age, weight, tolerance, and liver all play a role in how quickly you process caffeine, it is important to understand how quickly you process caffeine. “While the response to caffeine varies from person to person, 400 milligrams or more is generally considered excessive for adults,” says the American Heart Association.

Consequently, the best times to consume coffee — or caffeine generally — are between 10 a.m. and noon, as well as between 2 p.m. and 5 p.m, according to the American Coffee Association.

Black coffee contains a high concentration of antioxidants, which can help to prevent cell damage and lower your risk of developing serious health conditions such as cancer and heart disease. Antioxidants are the most abundant source of antioxidants in the majority of American diets. Black coffee also contains high levels of the following nutrients: Vitamin B2.

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About US | OCM Profile

OCM ( was started in 2007 with the first webpage about coffee machines. And for a number of years, we focused on helping people find their desired coffee machine (we still are helping folks with that! So, if you are looking for coffee machines for office or restaurants - check out the link). 

In 2010, we started getting enquiries on restaurant marketing and we start to help food and beverage brands with their marketing. Below are campaigns and events that we have done over the years: 

OCM's campaigns: F&B Marketing Ideas by OCM 

OCM's Events: F&B Industry events by or with OCM

Check out this restaurant marketing guide to learn more about the many campaigns and companies we have worked with. 

Since then, we have also created many marketing workshops and classes for the F&B industry. Many of these modules are still running in tertiary institutions such as Temasek Polytechnic Skillsfuture Academy and also ITE College East COC classes, below are some snippets of our lectures and workshops: 

OCM’s F&B workshops: Food and Beverage Marketing Lectures | Workshops - click to watch classes on customer journey map, JTBD and more. 

So, if you are looking for industry practitioners to help you scale your coffee or F&B businesses, do drop us a message or book an appointment. Do also check out our various social media platforms on regular F&B and coffee market updates: 

For regular coffee (F&B) related videos: OCM Youtube

For Daily Coffee Inspiration (fun coffee content): OCM IG

For insights into the coffee (F&B) industry: OCM LinkedIN 

PS: For the coffee lovers, we continue to share coffee articles (and videos) and have also started a free coffee class section (with free online coffee training supported by coffee partners).

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