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Wednesday, February 06, 2019

Feast your eyes on this: Dark chocolate sharpens vision, study finds

Is there nothing chocolate cannot do? According to a new study in JAMA Ophthalmology, eating dark chocolate resulted in small improvements in visual acuity and contrast sensitivity for at least 2 hours.

“Contrast sensitivity and visual acuity were significantly higher 2 hours after consumption of a dark chocolate bar compared with a milk chocolate bar, but the duration of these effects and their influence in real-world performance await further testing,” wrote authors led by Jeff C. Rabin, OD, MS, PhD, professor and chief, Visual Neurophysiology Service, Rosenberg School of Optometry, University of the Incarnate Word, San Antonio, TX.

Other studies have suggested that flavanols in chocolate may enhance blood flow to the central and peripheral nervous systems, and improve cardiovascular function. For this crossover study, 30 participants (9 men, 21 women; mean age 26 years) were “dosed” a 47-g dark chocolate bar with 316.3 mg of flavanols. Later in the study, they ate a 40-g milk chocolate bar with 40 mg of total flavanols—8 times less than the dark chocolate bar.

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3 comments:

Anonymous said...

Amazingly enough, the enhanced visual sharpness helps me to find more dark chocolate.

Anonymous said...

I would think this is the body's way of being able to improve eyesight to find milk chocolate instead of gross dark chocolate?

Anonymous said...

Milk chocolate = taste winner, but health loser.