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How do I calculate the amount of each ingredient (in grams) needed for a cosmetic formula based on the percentage I want to use, given a target total weight for the finished...

I have a sunscreen foundation formula that I want to be waterproof, oil-controlling, non-whitening, suitable for all skin types, and non-comedogenic. The formula includes: *...

Can the company develop new **Fragrance** blends, or do they only sell the raw materials for customers to formulate themselves?

I have tested a gel formulation with [Aloe Vera Extract] and other ingredients. The resulting gel is yellow and contains small white particles (like they didn't dissolve...

Based on my understanding, I have a few questions: 1. Do Activated Resorcinol and Activated Resorcinol S have the same efficacy? I saw in the technical information regarding...

I want to make a serum or water essence using a handheld milk frother. My formula includes Pep-Coll, Argireline, Repair Activator, Galactomyces Ferment, and 1,2-Hexanediol....

- เคยผสมโลชั่นกันแดดโดยใช้ [url=http://www.myskinrecipes.com/shop/spf-sunscreen/535-high-uva-uvb-protection.html:1sai5u6r]SPF Protect Ultra[/url:1sai5u6r] ตามสูตร 2 ด้านล่าง...

I would like advice on ingredients to add to homemade kaffir lime shampoo to increase foam. Which ingredients are recommended and how should they be mixed? Thank you.

I need advice on formulating several natural cosmetic products for sensitive skin: 1. **Pillow Mist:** Using water, essential oil blend, Flora Solve Clear, Phenoxyethanol SA,...

Why is alcohol not suitable for making reed diffusers? What are the issues compared to using a proper reed diffuser base? Are there recommended diffuser bases or fragrance...

Regarding the formulation of a facial spray, can the following ingredients be combined? Please advise on the feasibility and any necessary adjustments, especially concerning...

I have combination skin that is dehydrated, retains moisture poorly, has some wrinkles, slight oiliness in the T-zone, and small blackheads on the nose and chin. My desired...

Could you please provide a breakdown of the ingredients and their functions in the following cosmetic formulation? **Formulation:** 1. Water: 57% 2. Light Cream Maker™: 1% 3....

Could you please provide a formula and mixing instructions for a sunscreen suitable for oily skin that provides coverage? The formula should be a water-in-oil emulsion and...

What ingredients or methods can be used to make powder products long-lasting and waterproof? Specifically, what are the recommended film formers for: * Silicone-based powder...

I want to use Activated Resorcinol in a formula containing Pitera. Activated Resorcinol needs to be dissolved in oil, but Pitera is water-based. How can I incorporate Activated...

How can I formulate a primer or foundation base that effectively fills and blurs deep acne scars, providing long-lasting, waterproof, and sweatproof coverage? What are the key...

I need advice on formulating a cream to whiten dark underarms and inner thighs. What ingredients should be included in the formulation, and what are their functions?

Based on the ingredient list below from an overnight face mask used for dry/dehydrated skin, which main ingredients should be used to create a similar formula that provides...

I am over 40 years old with dry, dehydrated, wrinkled, and very sensitive skin. I use the following homemade Essence, Serum, Eye Cream, and Face Cream formulas. I have the...