C TETRA™ ADVANCED GEL SERUM
Product Analysis Summary
Medik8 product. Mostly fragrance‑free. Formula aimed at oily and acne-prone skin. Patch-test if you have very reactive skin.
Formulation Analysis
Click any ingredient to view full details
| Ingredient Name | Safety Profile | Functionality |
|---|---|---|
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| |
N/A
| |
| C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| C 2 Comedogenic: Low risk S 2 Safety: Low risk Ir 2 Irritancy: Low risk | ||
| S 2 Safety: Low risk Ir 2 Irritancy: Low risk | ||
| S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 2 Safety: Low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 2 Safety: Low risk Ir 2 Irritancy: Low risk | ||
| S 4 Safety: High risk Ir 4 Irritancy: High risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 2 Safety: Low risk | ||
| C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 2 Irritancy: Low risk | ||
| C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 2 Safety: Low risk Ir 2 Irritancy: Low risk | ||
| S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk | ||
| S 2 Safety: Low risk | ||
| C 2 Comedogenic: Low risk S 2 Safety: Low risk Ir 2 Irritancy: Low risk | ||
| S 2 Safety: Low risk Ir 1 Irritancy: Very low risk | ||
| C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 3 Irritancy: Moderate risk | ||
| S 2 Safety: Low risk Ir 3 Irritancy: Moderate risk | ||
| S 3 Safety: Moderate risk Ir 4 Irritancy: High risk | ||
| S 3 Safety: Moderate risk Ir 4 Irritancy: High risk | ||
| S 3 Safety: Moderate risk Ir 4 Irritancy: High risk | ||
| |
N/A
| |
| |
N/A
| |
| |
N/A
|
Potential Irritants
4 flaggedCommunity
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Common Questions
Frequently Asked Questions
Is Medik8 C TETRA™ ADVANCED GEL SERUM comedogenic?
Appears Non-Comedogenic C TETRA™ ADVANCED GEL SERUM appears to be non-comedogenic based on our ingredient analysis. None of its 34 ingredients carry a high comedogenic rating, making it generally suitable for acne-prone and oily skin types.
Is Medik8 a good skincare brand?
Medik8 is a UK clinical skincare brand founded by Adam Minto. It focuses on professional, science-based formulations for anti-aging, acne, and skin repair using ingredients like retinol, peptides, and antioxidants. Medik8 makes products such as C TETRA™ ADVANCED GEL SERUM that include some ingredients which may be problematic for sensitive or acne-prone skin. Check individual product ingredient lists and community reviews before deciding. Read more about Medik8.
Is Medik8 C TETRA™ ADVANCED GEL SERUM safe for sensitive skin?
Use with Caution C TETRA™ ADVANCED GEL SERUM may not be ideal for sensitive skin. It contains 4 potential irritant s including <a href="/ingredient/citrus-grandis-peel-oil" class="font-bold underline hover:text-cyan-700">Citrus Grandis Peel Oil</a>, <a href="/ingredient/citral" class="font-bold underline hover:text-cyan-700">Citral</a> and <a href="/ingredient/linalool" class="font-bold underline hover:text-cyan-700">Linalool</a> . Common triggers like Fragrance, Limonene, and Linalool can cause redness or reactions in sensitive or barrier-compromised skin. We recommend patch testing before full use.
Does Medik8 C TETRA™ ADVANCED GEL SERUM clog pores?
Unlikely to Clog Pores Based on our analysis, C TETRA™ ADVANCED GEL SERUM is unlikely to clog pores. None of its 34 ingredients have a comedogenic rating above 2.
Who makes Medik8 C TETRA™ ADVANCED GEL SERUM?
This product is from Medik8. See more products from Medik8.
What are the ingredients in Medik8 C TETRA™ ADVANCED GEL SERUM?
C TETRA™ ADVANCED GEL SERUM contains 34 ingredients. The first ingredients listed are <a href="/ingredient/water" class="font-bold underline hover:text-cyan-700">Water</a>, <a href="/ingredient/tetrahexyldecyl-ascorbate" class="font-bold underline hover:text-cyan-700">Tetrahexyldecyl Ascorbate</a>, <a href="/ingredient/isododecane" class="font-bold underline hover:text-cyan-700">Isododecane</a>, <a href="/ingredient/propanediol" class="font-bold underline hover:text-cyan-700">Propanediol</a> and <a href="/ingredient/acetyl-glucosamine" class="font-bold underline hover:text-cyan-700">Acetyl Glucosamine</a>. Each ingredient includes a comedogenic rating, irritancy rating, and safety score. View the full annotated ingredient list above.
What do users say about Medik8 C TETRA™ ADVANCED GEL SERUM?
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