The Journal
DiagnosticsSeptember 7, 2026 6 min read

Stool Analysis Diet and Nutrition Factors

How diet and nutrition shape stool analysis, and how to see the effect of your food choices.

Glowing teal data helix above a porcelain surface

Stool analysis reads form, colour and frequency to reveal how your digestion, hydration and microbiome are trending.

Food is a lever

The Bristol Stool Scale turns a subjective description into an objective, trackable classification. Diet is one of the fastest, most controllable influences on stool analysis.

7
Bristol types
<3s
capture to insight
14-day
trend window
0
effort required

Closing the loop

Passive tracking of Bristol type of every event and frequency and rhythm over time shows whether a dietary change actually moved your numbers.

  • Bristol type of every event
  • Calibrated colour estimation
  • Frequency and rhythm over time
The test you take every day beats the perfect test you take once a year.
LUXOSMT Clinical Research

Personal, not generic

A single event is noisy; the clinical value lives in the longitudinal trend against your own baseline. Your response to food is unique, so a personal baseline beats any one-size-fits-all rule.

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