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Retinyl Palmitate: Form, Solubility, Concentration, and Stability

I have questions regarding Retinyl Palmitate: 1. Does the product refer to All-trans Retinyl Palmitate? 2. The website states that Retinyl Palmitate is soluble in oil. What...

Cosmetics Concentration Liposome Precipitation Solubility Stability
Posted by obumbimo
Waiting time between day cream and sunscreen

Regarding a day cream containing **Phospholipid** and **1,2-Hexanediol**, which act as penetration enhancers: 1. Is it true that I cannot apply sunscreen immediately after...

Cosmetics Cream Penetration Enhancer Product Layering Sun Protection Usage Method
Posted by wisediq
Mixing Water-Soluble Powders: All at Once or One by One?

When mixing 5 water-soluble powder ingredients into water, can I add them all at once and blend, or should I add them one by one, blending each until dissolved before adding the next?

Cosmetics Dispersion Mixing Procedure Powder Solubility
Posted by wisediq
Mixing Willow Bark Extract with Pitera and Encapsulated Salicylic Acid with Cleanser

I have two questions about mixing ingredients: 1. Can Willow Bark extract be mixed directly into Pitera? For example: * Pitera 90% * Willow Bark extract 10% 2. Can Encapsulated...

Cosmetics Compatibility Facial Cleanser Ingredient Addition Salicylic Acid Serum
Posted by aor_rich2
Evaluation of Skincare Formula for Oily Skin, Bumpy Acne, Redness, and Anti-aging

I have oily skin with bumpy acne (สิวผด) and redness. I do not have clogged pores or inflammatory acne. I am looking for a formula that also provides anti-aging benefits. I...

Cosmetics Acne Treatment Anti-aging Oily Skin Redness Reduction Serum
Posted by near_51
Revised Serum Formula Review: Compatibility, Commercial Production, and Non-Sticky Texture

Regarding the revised serum formula based on mixing steps A, B, C, D, I have the following questions: 1. Are the ingredients compatible? Should any be added or removed? 2. If I...

Cosmetics Hydration Non-sticky Texture Serum Skin Brightening Stability
Posted by cphiandee
Basic Cleansing Milk and Cream Formulations

Could you provide basic formulations for Cleansing Milk and Cleansing Cream, including ingredient percentages and mixing instructions? Please include emulsifiers like Oil Milk™...

Cosmetics Cleansing Milk Cream Emulsifier Formulation Examples Oil-based Formulation
Posted by jn_andy
Comparison of Mildness: Makeup Wash, Coco Wash, Poloxamer, and Micellar Formulations

I have questions regarding the mildness and characteristics of different cleansing ingredients: 1. Among PEG-6 Caprylic/Capric Glycerides (Makeup wash), PEG-7 Glyceryl Cocoate...

Cosmetics Cleaning Water Gentle Formulation Makeup Removal Micellar Formulation Surfactant
Posted by jn_andy
Formulating Serum/Lotion with Reservoir-Tech and Light Cream Maker

I am formulating a serum/lotion and plan to use the following ingredients: * Japanese Cedar * Rosa Hybrid Cell Extract * Rose Water * Panthenol/Vitamin B5 * Safe-B3™/Vitamin B3...

Cosmetics Emulsifier Ingredient Interaction Mixing Procedure Serum Solubility
Posted by pesspodchara
Difference between Lauryl Glucoside and Decyl Glucoside

What are the differences and similarities between Lauryl Glucoside and Decyl Glucoside, particularly regarding their properties, foam, texture, and how to choose between them...

Cosmetics Gentle Formulation Ingredient Comparison Surfactant Texture Viscosity
Posted by jn_andy
Bar Soap Formulation: Fragrance Longevity, Hardness, Foam, and Rancidity

I have questions regarding bar soap formulation: 1. What substance can be used to make the fragrance in bar soap last longer? 2. How can I make the bar soap hard so it lasts...

Cosmetics Antioxidant Bar Soap Foaming Fragrance Longevity Hardness
Posted by glory_fleur
Suitability of Laurocapram with Encapsulated Ingredients and Specific Extracts

Can `Laurocapram` be used as a penetration enhancer with encapsulated ingredients like `Snow Algae`, `Cell Energy Liquid`, and `Tea Tree Oil`? Also, what is the solubility of...

Cosmetics Encapsulation Ingredient Interaction Ingredient Suitability Penetration Enhancer Solubility
Posted by nanosecond19
Mixing Skincare Ingredients: Compatibility, Manual Mixing & Preservative

Can the following ingredients be mixed together? I plan to mix them by hand. Please also recommend a suitable preservative. The ingredients are: * Ume Extract * MSH White...

Cosmetics Compatibility Cream Manual Mixing Preservation Serum
Posted by chamookku
Solubility of Alpha Lipoic Acid, Coenzyme Q10, and Ferulic Acid in Propanediol

What is the solubility of the following ingredients in Propanediol for use in cosmetic formulations? * Alpha Lipoic Acid (ALA) * Coenzyme Q10 (CoQ10) * Ferulic Acid Are there...

Cosmetics Concentration Cosmetic Formulation Ingredient Suitability Mixing Procedure Solubility
Posted by skeggiold.film
Lip Balm Formula Suitability and Natural Color Availability

I would like to ask about the following lip balm formula: * Shea butter: 35% * Kokum Butter: 29% * Castor oil: 15% * Beeswax: 20% * Vitamin E: 1% Is this formula suitable for...

Cosmetics Formulation Suitability Ingredient Availability Lip Balm Natural Color Waxes
Posted by kk_nok1
Skincare Formulation Advice: Customizing Gel, Cream Bases, Vitamin C Serums, and Usage Order

I need advice on formulating skincare products for my combination, acne-prone skin, focusing on whitening, moisture, anti-aging, and non-comedogenic properties. I have several...

Cosmetics Cosmetic Formulation Cream Ingredient Interaction Serum pH Adjustment
Posted by luknoo1989
Using Flora Fix in Facial Serum

Can Flora Fix be used in a facial serum formulation? What is its function?

Cosmetics Facial Use Humectant Hydration Ingredient Function Serum
Posted by pachira.child
Night Cream Formulation Mixing Steps and Heat Sensitivity

I am formulating a night cream using the following ingredients: 1. Rose Petal Water 35% 2. Rose Water (Rosa Damascena) 47% 3. Reshape Gel™ 5% 4. Panthenol (Vitamin B5)...

Cosmetics Cosmetic Formulation Cream Gel Formation Heat Sensitive Mixing Procedure
Posted by kidakan_intd
Comparison of Natural Oil and Butter Textures

What are the differences in texture (light, medium, heavy) among various natural oils and butters available? Please provide examples for each texture category, specifically...

Cosmetics Body Butter Hard Texture Light Texture Oil Texture
Posted by sakkarinaeki
Damaged product received, redirected to customer service

I received my order, but the product arrived damaged. The cap is broken, and some of the product has leaked out. What should I do?

Cosmetics Damaged Product Leakage Ordering Packaging Product Inquiry
Posted by berumonto