A Spoonful of Probiotics February 6, 2018 Ophir Newman Many people eat yogurt, or they take probiotics, but they do not always know what is inside. They may also wonder if it really is helpful. Well, probiotics are helpful in the right amount, and they can definitely help a weak Immune System. Bacteria live in your gut and stomach, and probiotics can strengthen those bacteria. What are bacteria and microbes? Bacteria and microbes are microorganisms that live in and around your body. Like many other microorganisms, there are helpful and harmful bacteria. Bacteria are the only one cell living microorganism without a nucleus. Bacteria live in big groups so when harmful bacteria attack, the helpful bacteria in the body defend it, …show more content…
When people create yogurt they heat the milk to about 180 degrees F (60 degrees C) for 30 minutes before cooling down. The heating of the milk is called pasteurization. It kills the harmful bacteria, then the milk is cooled down. After that, the helpful bacteria are added. The person who discovered pasteurization is Louis Pasteur. Louis Pasteur was a famous French chemist, inventor, and scientist, and he lived from 1822 to 1895. Louis Pasteur invented pasteurization because the people were dying of harmful bacteria in food and water, and he wanted to fix the …show more content…
Fermentation is the process that happens when a cell uses sugar as energy, and it needs very little oxygen. People have been using fermentation for a long time. One type of fermentation is Alcoholic Fermentation, and it is used when creating beer or wine. Another type of fermentation is Lactic Acid Fermentation, used when creating yogurt. Fermentation started when people did not have refrigeration, and fruit or vegetables will only grow for a short season. Because food didn’t last for a long time, people started to ferment foods in order to preserve the food for a longer time. Lactic Acid is a type of fermentation, and it is part of creating yogurt. Lactic Acid is when a certain bacteria interacts with the sugar of the milk called lactose. The person who discovered Lactic acid was Carl Wilhelm Scheele. Carl Wilhelm Scheele was a famous German Swedish chemist, who accidentally discovered lactic acid in spoilt milk. He lived from 1742 to 1786, and he was responsible for discovering many important elements, such as Nitrogen and