Adjusting Timed-Release BHA Toner for Acne Spot Treatment and Usage
คำถาม
I am using Encapsulated Salicylic Acid (Timed-Release, Leave-On) toner for spot treatment and have some questions:
- Is there a performance difference between using a watery BHA toner and a thicker consistency BHA product for spot treatment?
- How can I thicken the
Encapsulated Salicylic Acid (Timed-Release, Leave-On)toner to make it more suitable for spot treatment? What thickeners (like Xanthan Gum or Acacia Gum) can be used, and at what concentration? Also, how can I reduce potential irritation in this formulation (e.g., by adding soothing/moisturizing ingredients)? - Since this is a Timed-Release BHA, is it necessary to wait 15-30 minutes before applying other skincare products, or can they be applied immediately without affecting its gradual release action?
คำตอบ
Hello! It's good to hear you've had positive results using BHA for spot treatment. Regarding your questions:
Performance difference based on consistency: You are correct. Using a BHA product with a thicker consistency, like a gel or more viscous liquid, helps the product stay on the acne spot better. This can increase the contact time with the skin in that specific area, potentially leading to improved effectiveness for spot treatment.
Mixing for spot treatment and irritation reduction: To adjust the consistency of the Encapsulated Salicylic Acid (Timed-Release, Leave-On) toner to be thicker for spot treatment, you can add thickeners such as Xanthan Gum or Acacia Gum. You can try starting with a concentration of about 0.5% and gradually adjust as needed to achieve your desired viscosity. Additionally, if you wish to reduce irritation, you can consider adding ingredients with soothing or moisturizing properties to your formulation.
Applying skincare after Timed-Release BHA: Since the Encapsulated Salicylic Acid Timed-Release type is designed to have a pH closer to skin pH (around 5.0) to minimize irritation and release gradually, applying other skincare products afterwards is unlikely to significantly interfere with its timed-release action over several hours. There is no need to wait 15-30 minutes as you might with conventional low-pH BHA products.
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Xanthan Gum (clear gel type, smooth texture)
Acacia Gum (Gum Arabic, 60-110 mPa.s., France)