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I have a formula with the following ingredients and percentages: * L-Carnitine 5% * Tranexamic Acid 5% * Alpha-Arbutin 1% * Vitamin B3 (Niacinamide) 5% * Propolymer 1% *...

Cosmetics Exfoliation Formula Review Serum Skin Brightening pH Adjustment
Posted by poohdislers
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I am developing a sunscreen formulation using SPF Protect Ultra at 30% and Lipid Soft Lite. The goal is a light, milky texture without silicone. My questions are: 1. Is a...

Cosmetics Anhydrous Formulation Preservation Silicone-Free Sun Protection Sunscreen Formulation
Posted by cram-croo
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I have formulated a **Timed Release BHA Toner** with the following key ingredients: * **Encapsulated Salicylic Acid** * **Pro vitamin B5** (5%) * **Aloe vera extract** I would...

Cosmetics Acne Treatment Encapsulation Stickiness Toner pH Adjustment
Posted by poohdislers
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How can I prevent rancidity (oxidation) in soap formulations that contain natural oils? What ingredients and percentages are recommended for this purpose, and are there any...

Cosmetics Antioxidant Ingredient Selection Oxidation Rancidity Soap
Posted by jan_nazyy
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I am trying to create an anhydrous sunscreen formulation using a base similar to SpectraBan, containing silicone, oil, and glycol. I want to add 10% L-Ascorbic acid ultra-fine....

Cosmetics Anhydrous Formulation Solubility Stability Sunscreen Formulation Texture
Posted by nonvapon
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I am formulating a Vitamin C serum containing Vitamin E and Ferulic Acid. I have some questions regarding the ingredients: 1. Can I use `Polysorbate 20` instead of...

Cosmetics Emulsifier Humectant Serum Solubilizer Texture
Posted by pantawan_kantiyatep
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I am trying to create a sunscreen formulation with the following ingredients and percentages: * Zinc Oxide: 10% * Titanium Dioxide: 5% * LipidSoft CC: 10% * LipidSoft Lite: 10%...

Cosmetics Emulsifier High Oil Content High Powder Content Phase Separation Sunscreen Formulation
Posted by jai.79
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I want to add honey to my lotion. How can I do this effectively? What are the considerations regarding the type of honey (pure honey vs. extract) and the amount I can add? I am...

Cosmetics Formulation Adjustment Ingredient Addition Lotion Solubility Texture
Posted by ayukawa_kaikai
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I have revised my Double Hyaluronic Acid Essence formula to achieve a thicker, more viscous texture similar to Hada Labo, provide intense hydration for very dry skin, and...

Cosmetics Formulation Adjustment Hydration Serum Skin Brightening Texture
Posted by airin_pitt
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I am making liquid soap/shampoo for use within my hair salon and not for sale to customers. I have some questions and concerns: 1. **FDA Regulations:** Do I need FDA (อย.)...

Cosmetics Cost-effectiveness Liquid Soap Preservation Professional Use Shampoo
Posted by meimeiriddhiraksa
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I am planning to make an eyelash serum using the ingredient `Long-Lash™`. The product description mentions mixing it into the "water phase". Could you please explain what the...

Cosmetics Compatibility Lash Growth Stimulation Mixing Procedure Serum Water-based Formulation
Posted by kuarwaki_gigi
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I have created a skincare formula with the following ingredients and percentages: * Vitamin B3, Niacinamide 4% * N-Acetyl-D Glucosamine 4% * Aloe Vera Extract(10:1) 5% * Beta...

Cosmetics Formulation Adjustment Gel Mixing Procedure Serum Skin Irritation
Posted by jai.79
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I have questions regarding the use of ingredients in cosmetic formulations: 1. `emulpearl`: The website states it dissolves in the oil phase. If I use it in a cleansing cream...

Cosmetics Glycols Humectant Pearlizer Solvents Usage Percentage
Posted by monrada16
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What is the correct application order for Witch Hazel Toner with Zinc PCA, Urea, and Natural Moisturizing Amino Acids and Natural C-Glycol liquid, and how long should I wait...

Cosmetics Non-sticky Texture Product Layering Serum Skin Absorption Toner
Posted by spark_za
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I am developing a shampoo formula for my hair, which is dry, fine, frizzy at the ends, but has an oily scalp. My current formula includes: * Lauryl Glucoside (5%) * Coco Wash™...

Cosmetics Conditioning Formula Review Ingredient Suitability Oil Compatibility Shampoo
Posted by jue-jan
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Based on the provided method for mixing Myristyl Nicotinate with Propylene Glycol, does Myristyl Nicotinate fully dissolve in Propylene Glycol? Also, what is Hydrophilic...

Cosmetics Cosmetic Formulation Cream Base Hydrophilic Ointment Ointment Solubility
Posted by diow_tuatoo
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1. I would like to ask about remelting soap scraps. I recently bought scraps of a famous brand soap from a factory. The scraps are thin, flat, and not aesthetically pleasing,...

Cosmetics Bar Soap Ingredient Interaction Liquid Soap Solidification pH Compatibility
Posted by sohotlady20
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I have developed a sunscreen formula with the following ingredients and mixing steps. I would like to confirm if this formula and process are correct. Additionally, I have two...

Cosmetics Cream Ingredient Addition Slip Solubilizer Texture Modification
Posted by hatunya
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I need a simple cream formulation for dry, itchy skin using Shea Butter. Can you provide a basic formula and instructions? I'd also like to know about adding other ingredients...

Cosmetics Cream Formulation Examples Itching Relief Preservation Skin Dryness
Posted by jue-jan
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I have made four homemade skincare formulas and have some questions regarding their texture, how to adjust them, and how to layer them in a routine. My first formula...

Cosmetics Formulation Adjustment Serum Skin Compatibility Stickiness Sun Protection
Posted by jai.79
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