Effects of Using Onion and Garlic as House Rat Pesticides Essay

Effects of Using Onion and Garlic as House Rat Pesticides - Essay Example The lachrymatory factor together with its color also contributes to its flavor. On the contrary, Onions do not provide only flavor but it promotes health through the nutrients that we can get from it - the phytochemical. Aside from that, it contains acrid which stimulates our tear glands and our mucous membranes causing us to produce tears or makes us cry. Other compounds that we can get from onions are sulfur and quercetin. These two compounds are considered as an anti-oxidants. Recent studies shown that these two compounds help to neutralize all free radicals in our body and protect our cell membranes from any damage. There are some studies conducted in Japan wherein they used onion as feeds for some rats. Rats shown delay in aging process. So it is therefore considered that onion is an effective anti-oxidant for our cells. The compound quercetin helps to eliminate free radicals in our body, it also helps to protect and regenerate our damaged cell membranes. Apart from onions, apples and tea are good source of quercetin. This compound is said to have anti-oxidants that is twice of what we can get from tea and even in apples but we can get little contents from white onions compare with yellow and red onions. As previously discussed, the pungent smell of onion is due to thiollyl or alliins co