Of the five senses, the one that you’d think directly affects how much you weigh is taste, with smell in a close second. But according to the makers of Sensa, smell is even more important than you think. Sensa is a seasoning weight-loss product that not only makes your food tastier, but gives it a scent that is appealing and makes you less hungry.

Sensa’s makers say that their product stimulates the olfactory bulb, which is the organ that transmits smell from the nose to the brain to signal that you are full.

“Eighty percent of what you perceive as taste is actually smell,” said Christopher Adams, a molecular biologist and the founder of Compellis Pharmaceuticals.
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Can you name the five human taste receptors? Most of us think of sweet, sour, salty… from there maybe some of us will remember bitter. But I bet you wouldn’t have guessed umami.

Umami is a Japanese word meaning “savory.” It’s attributed to responding to the taste of meats and cheeses. I dug up an audio piece that examines the history of umami and the controversy over whether it exists at all.

But wait, there may be more!
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