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Question about TH product

[Reply from cosmeceutical7]: [quote:1itbrzdj]ผมลองจากสูตรที่แนะนำในเว็ปตามรายละเอียดด้านล่าง โดยสูตรแรกที่เป็น Light Cream Maker (สูตร Zinc Oxide 5% Titanium Dioxide 5%...

Cosmetics General Question
Posted by annasakulratch
Eye Cream Formulation and Ingredient Selection for Dark Circles, Wrinkles, and Moisture

I am developing an eye cream formulation targeting fine lines, dark circles, puffiness, and dryness. I plan to use `REGU®-AGE` and `Apple Stem Cell Extract (AppleCell™...

Cosmetics Cosmetic Formulation Dark Circles Reduction Eye Cream Hydration Wrinkle Reduction
Posted by t.jirahirunsathien
Analysis of a Serum Formula for Brightening and Pore Tightening

I have a serum formula with the following ingredients and percentages: * Witch Hazel 85% * Azelaic Acid 10% * Sea Kelp Bioferment 5% Is this formula suitable for use as a night...

Cosmetics Azelaic Acid Nighttime Use Pore Reduction Serum Skin Brightening
Posted by barbie_girl_9
Formulating Cream with Jojoba Oil, Shea Butter, High Concentration Vitamin C, and Lecithin

Could you please provide guidance on formulating a cream using the following ingredients and percentages, including the required temperature/heat and the necessity of a...

Cosmetics Cosmetic Formulation Cream Emulsification Preservation Stability
Posted by jnrkmi
Concerns about Skin Cream with Bismuth Subnitrate and Salicylic Acid

I am using a skin cream that contains Bismuth Subnitrate and Salicylic Acid. I have a few questions about its effects: * Does this cream cause skin thinning, especially with...

Cosmetics Cream Ingredient Safety Photosensitivity Skin Brightening Skin Irritation
Posted by arphapirom333
Ingredients for Face Lifting and Firming

I am concerned about facial sagging and puffiness due to aging. Could you please recommend or provide information on ingredients that can help with skin lifting and firming?

Cosmetics Anti-aging Ingredient Suggestion Skin Firmness Skin Tightening Temporary Effect
Posted by pim_pu2
Skincare Formulation Advice for Anti-Aging, Brightening, and Exfoliation (Age ~40)

I am seeking advice on a serum formulation for anti-aging and brightening, suitable for someone nearing 40. I am currently using a formula, but after over a month, I haven't...

Cosmetics Anti-aging Exfoliation Formulation Adjustment Serum Skin Brightening
Posted by saifon.pf
Ingredients for Under-Eye/Smile Line Wrinkles & Rose Hip Oil/Squalane Details

I would like to know which ingredients are suitable for treating wrinkles under the eyes and smile lines. Also, are the Rose Hip Oil and Squalane sold here cold-pressed, and...

Cosmetics Eye Care Ingredient Quality Ingredient Suggestion Oil Wrinkle Reduction
Posted by shoppingist
Accidental Over-Concentration of Phenoxyethanol in Formulation

What should I do if I accidentally added too much Phenoxyethanol to my formulation containing Alpha Arbutin? Is the mixture still safe to use, or can I somehow salvage it?

Cosmetics Formulation Adjustment High Concentration Ingredient Safety Preservation Skin Irritation
Posted by noochupnew
Concern about Ingredient and Base Availability for Mixing

I want to mix several ingredients and bases together in one bottle to create a custom product. However, many of the products and bases I need are currently out of stock. I am...

Cosmetics Anti-aging Cosmetic Formulation Ingredient Mixture Product Availability Serum
Posted by sivapa
Using 88% AHA for Facial Exfoliation Cream: Formulation, Safety, and Usage

I want to use AHA 88% to make a facial exfoliation cream. 1. What should I mix it with? 2. How much should I mix to ensure it's not dangerous for the skin? 3. When using it as...

Cosmetics Cream Dilution High Active Content Safety pH Adjustment
Posted by tidarat258
Analysis of Cream Mask Ingredients and Effects

Based on the ingredient list of a cream mask (which includes Tranexamic Acid, Glycerin, Dimethicone, C12-15 Alkyl Benzoate, Isopropyl Myristate, Phenyl Trimethicone,...

Cosmetics Cream Face Mask Hydration Ingredient Analysis Skin Brightening
Posted by alicesara.p
Ingredient Analysis: Peeling Gel, Pore Gel, and Bubble Cleanser

Based on the provided ingredient lists for a Peeling Gel, a Pore Reducing Gel, and a Bubble Oxygen Cleanser, please clarify the following points: **Peeling Gel:** * Which...

Cosmetics Foaming Ingredient Function Ingredient Safety Peeling Effect Pilling
Posted by love_piggychan
Properties and Usage of Laureth-23 in Vitamin C Serum Formulation

Could you please provide information about Laureth-23? Specifically, I would like to know: * What are its properties (e.g., form, function, HLB value)? * What is the...

Cosmetics Emulsifier Formulation Suitability Mixing Procedure Serum Usage Percentage
Posted by pedassy
Cream Viscosity Issue with Light Cream Maker and High Oil Phase

I am trying to create a cream formulation using Light Cream Maker. I previously successfully made a cream using Light Cream Maker with 20% Sweet Almond Oil. However, when I...

Cosmetics Cream Emulsifier Formulation Adjustment High Oil Content Viscosity
Posted by bf.vrata
Converting Serum Formula to Cream or Gel

How can I convert my existing serum formula, containing ingredients like Vitamin B3, Panthenol, Glucosamine, Matrixyl 3000, Argireline, and Hyaluronic Acid, into a cream or a...

Cosmetics Cream Formulation Conversion Gel Preservation Texture Modification
Posted by saifon.pf
Salicylic Acid for Combination-to-Dry Skin with Acne and Large Pores in Cream Formulation

I have combination-to-dry skin with large pores and some clogged acne. I want a cream that helps make my face look radiant, tightens pores, and reduces clogged acne, small...

Cosmetics Acne Treatment Clogged Pores Cosmetic Formulation Cream Ingredient Selection
Posted by yingiizz
Body Cream Formulation: Thickening and Adding Vitamin C (L-ascorbyl palmitate)

I am making a body cream using the following ingredients: * Avocado Oil * Rose Hip Oil * Sweet Almond Oil * Royal Jelly Extract * Water * Light Cream Maker * Vitamin C...

Cosmetics Cream Mixing Procedure Texture Modification Viscosity Vitamin C
Posted by t.jirahirunsathien
Ultra Light Serum Tester Review: Texture and Absorption

I am reviewing the **Ultra Light Serum** tester. I found the texture to be very sticky and it felt like wax (`เหมือนแว๊กเลย เหนียวมาก`). It also left a residue or film on the...

Cosmetics Absorption Serum Silicone-based Formulation Stickiness Texture
Posted by babyfaceskin
Understanding Ingredients and Replicating Sunscreen Formulation

I have a list of ingredients from a sunscreen product that I really like. I would like to understand the function of each ingredient and if it's possible to replicate this...

Cosmetics DIY Formulation Ingredient Function Stability Sunscreen Formulation Texture
Posted by fairypurr