This skincare ingredient compatibility checker helps you identify which skincare ingredients, acids, and active compounds should not be mixed in DIY skincare. The tool is based on cosmetic chemistry principles, ingredient pH behavior, and dermatology safety guidelines.
If you create homemade skincare products or layer multiple actives, this tool helps reduce irritation, chemical burns, and skin barrier damage. Always patch test before applying any DIY skincare mixture.
Advanced Skincare Ingredient Analyzer
Vitamin C → Morning
Retinol → Night
Acids → Alternate days
DIY Acid Safety Guidelines
- AHAs (Glycolic / Lactic Acid): Up to 5% for home use
- Salicylic Acid (BHA): Maximum 2%
- Vitamin C (L-Ascorbic Acid): Up to 10% for beginners
- Retinol: Raw DIY mixing is not recommended
Frequently Asked Questions
Which skincare ingredients should not be mixed?
Retinol should not be mixed with strong acids like AHAs or BHAs. Benzoyl peroxide should not be combined with vitamin C. Mixing multiple exfoliating acids can damage the skin barrier.
Is it safe to mix acids in DIY skincare?
Mixing multiple acids is not recommended. It increases the risk of irritation, chemical burns, and long-term sensitivity.
Can niacinamide be used with acids?
Niacinamide and acids work at different pH levels. It is safer to use them at different times of the day.
Is this skincare analyzer a medical tool?
No. This tool is for educational purposes only and does not replace professional dermatological advice.
Disclaimer:
This skincare ingredient compatibility checker is for educational purposes only.
Information is based on cosmetic chemistry and dermatology references.
Always consult a qualified professional for medical skin concerns.
