How Testing Can Be a Game Changer for Skin Conditions
- Ceri Gore Nutrition
- Mar 22
- 3 min read
Updated: Mar 26

Ever wondered why your skin keeps flaring up no matter what cream or product you try? Whether it’s acne, psoriasis, eczema, or just constant irritation — the answer could lie deeper than skin level. In fact, what’s happening in your gut often shows up on your face and body.
This is what we call the gut-skin axis — the strong link between the health of your digestive system and the condition of your skin. When your gut is out of balance (due to things like bad bacteria, yeast overgrowth, parasites, or poor digestion), your body often responds with inflammation, which can trigger or worsen skin conditions.
The good news? You can dig deeper with two powerful functional tests:

Stool Testing – What’s Really Going On in Your Gut
A comprehensive stool test looks at your gut microbiome — all the bacteria, fungi, and microbes living in your digestive tract. It checks for:
Harmful bacteria or parasites
Fungal overgrowth like candida
Inflammation markers
How well you’re digesting food
If your gut is struggling, no amount of topical treatments will fully resolve skin issues because the root problem is still there. Identifying what’s out of balance means we can take steps to restore harmony — which often leads to noticeable improvements in skin.
Organic Acids Test (OAT) – Your Body’s Metabolic Report
The OAT test is a simple urine test but gives a ton of information. It looks at:
Yeast & bacteria overgrowth
Nutrient deficiencies (like B vitamins)
Toxin and detox pathways
Neurotransmitter and energy production levels
All of these impact how your body manages inflammation, clears toxins and repairs skin. For example, if you’re low in certain nutrients or your detox system is sluggish, your skin can’t function at its best.

Why Testing Is a Game-Changer for Skin Health
Tired of second-guessing what’s behind your skin flare-ups? These tests can help take out the guesswork and give clearer insight into what might be driving the problem.
Here’s why they’re so useful:
✔️ Personalised Treatment, Less Guessing
Skin issues may be triggered by things like gut bugs, nutrient gaps, detox pathway issues, or something else entirely. Stool and OAT tests can help reveal what’s going on inside your body, so we can build a plan that’s tailored to your needs — rather than relying on generic advice or trial-and-error.
✔️ Whole-Body Support
Your skin often reflects what’s happening beneath the surface. Gut imbalances, digestion problems, nutrient deficiencies, and sluggish detox systems may all show up on your skin and impact things like mood, energy, and immunity. These tests help us look at the full picture, not just the surface symptoms.
✔️ Prevention & Long-Term Benefits
Spotting imbalances early may reduce the risk of flare-ups returning and could even help prevent other health niggles down the line. It’s not just about clearer skin — it’s about supporting your overall health for the long run.
Want to find out if this approach might be right for you?
Let’s have a chat. Drop me a message or click here to book a free call, and I’ll talk you through how stool and OAT testing may support you in getting clearer answers.
Share your thoughts in the comments or tag me on Instagram @cerigore_nutrition.

Disclaimer: This blog post is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider for any health concerns, before starting any supplements, or making significant changes to your diet, particularly if you are taking any medication.
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