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Can You Smell a Healthy Gut?

Can You Smell a Healthy Gut?

May 21, 2025

Anna & Friends

Gut health is monitored from our diet, physical appearance, or even the frequency of our bowel sessions. In fact, there is a clue faraway neglected to further analyze: that’s your odor.

As unbelievable as it might sound, so long as your nose is appreciating “cues,” your gut has been working at signaling poorly functioning digestive system long ago in advance that is way before your brain gets the “signal”.

Connecting The Dots Between Nose and Intestine

The brain-gut axis is a well-known thing and so is the connection between your intestines and the brain never ending chat. However, did you consider that our sense of smelling is part of this world as well?

According to a study done before, one of the leading organs in the body, known as microbiota might decide, and heavily decide, in the gut:

Odors That May Indicate Gut Problems

  • Bad breath (even if you brush): Might signal imbalances in your oral or gut microbiomes.
  • Stronger body odor: Could be connected to the digestion of some proteins and microbial fermentation.

Young female smelling something awful, pinching nose, showing stop sign in

  • Sudden aversion to smells you usually like: May indicate changes in gut-induced neurotransmitters.
  • Weird food cravings: Gut bacteria play a role in what you crave — and your nose is often the first thing to know.

Can You Smell Better with a Healthy Gut?

Maybe not like roses — but a healthier gut microbiome means there are fewer odorous byproducts in your gut, and it can also promote oral and skin health, and even affect how you

Enter SFG Biome’s Gut Superblend:

Designed with prebiotics, postbiotics, and precision fibers that work in sync with your gut’s natural rhythm—no refrigeration, no hype, just daily support you can feel (and possibly even smell).

Gut Superblend

Final Thought: Trust Your Nose

Before trends or trackers, humans used their senses—especially smell—to navigate health and safety. It’s time we start paying attention again.

So next time you wrinkle your nose… maybe your gut is trying to say something.