Facts and Food Sources of Elaidic acid

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Elaidic acid is an organic compound having CH3(CH2)7CHCH(CH2)7CO2H formula. It is being categorized as an unsaturated trans fatty acid. This acid is a colorless oily solid. This compound has attracted attention as it is a major trans-fat found in hydrogenated vegetable oils and trans fats which are implicated in heart ailments. It is a trans isomer of oleic acid. In 1819, Elaidic acid was first discovered by Poutet J.J.E. In 1832, Boudet F. studied Poutet’s work accurately and isolated fatty acid which was named as acide elaidique derived from Greek word elais referring olive. Till 1952, elaidic acid was known as laboratory product and Swern D. et al. demonstrated its presence in beef fat. Later it was shown that it is an outcome of hydrogenation of unsaturated fatty acids in first stomach of animals.

Food Sources

Food name Weight (g) Elaidic acid (g)
Almonds 138 45.192
Kielbasa 370 38.746
Peanuts 146 37.115
Margarine 232 25.330
Egg 67 14.481
Chicken 85 13.140
Bacon 85 12.101
Cheddar cheese 132 8.695
Canola oil 14 8.640
Cream 120 8.494
Swiss cheese 132 8.407
Peanut butter 32 7.926
Queso blanco 118 6.017
French fries 184 5.919
Parmesan cheese 100 5.815
Queso fresco cheese 122 5.730
Turkey 863 4.850
Green plantains 118 4.679
Coleslaw 191 4.254
Dark chocolate 28.35 3.580

 

References:

https://en.wikipedia.org/wiki/Elaidic_acid

https://pubchem.ncbi.nlm.nih.gov/compound/Elaidic_acid#section=Top

http://www.tuscany-diet.net/lipids/list-of-fatty-acids/elaidic/

 

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