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I have a powder cleanser formula consisting of 80% main ingredient and 20% corn starch. Can I substitute the 20% corn starch with other cheaper ingredients like Vitamin B3...

Cosmetics Filler Formula Cost Ingredient Alternatives Powder Cleanser Texture
Posted by korea-kon
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What are the differences between **Polysorbate 20** and **Polysorbate 80**? Also, how can I replace **Mineral Oil (Paraffinum Liquidum)** in a formula where it and **Cetearyl...

Cosmetics HLB Value Ingredient Alternatives Ingredient Comparison Solubility Texture
Posted by nbinnima
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Is Zinc PCA needed to enhance the absorption of Stabilized Vitamin C (Ascorbyl Glucoside or AA-2G), and can they be combined in a formula?

Cosmetics Absorption Ingredient Interaction Serum Stability
Posted by keng.walinlug
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I am interested in formulating a clear gel sunscreen. I have the following questions: * How can I achieve a clear gel texture in a sunscreen formulation? * Are chemical...

Cosmetics Claim Gel IR Protection Sensitive Skin Sunscreen Formulation
Posted by Anonymous
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When should essential oil (for fragrance) and perfume be added during the formulation process for serum and liquid soap?

Cosmetics Fragrance Liquid Soap Mixing Procedure Serum
Posted by sj_ying
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I am using a whitening serum containing 10% L-ascorbic acid and BHA. I have noticed that my skin temporarily darkens after sun exposure, even though I avoid direct sunlight. I...

Cosmetics Ingredient Alternatives Photosensitivity Serum Skin Darkening Sun Protection
Posted by aerie_aerie
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I need guidance on formulating a cream using the following ingredients: * Water * Copper Peptide * Pepha-Tight * Allantoin * Centella Asiatica Extract * Vitamin B3 *...

Cosmetics Cosmetic Formulation Cream Mixing Procedure Texture Usage Percentage
Posted by koy-0815
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I'm formulating a gentle liquid soap and two whitening gels (face and body). I have some questions about the mixing procedure for the liquid soap and how to reduce the slippery...

Cosmetics Formulation Adjustment Gel Liquid Soap Skin Brightening Texture
Posted by meimeiriddhiraksa
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After experiencing small pimples and now having dry, peeling skin, my doctor advised using a mild cream. Can I return to using L'Oreal creams?

Cosmetics Cream Flaky Skin Formulation Suitability Sensitive Skin Skin Dryness
Posted by krittanat_ping
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I am looking for a formula for an eye cream to address wrinkles, under-eye bags, and dark circles. I have a base of Aloe Vera Gel (Lite) and plan to include REGU-AGE and...

Cosmetics Cosmetic Formulation Dark Circles Reduction Eye Cream Puffiness Reduction Wrinkle Reduction
Posted by cartoon2519
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I saw on the website that Alpha Arbutin should be stored at room temperature, and I've been doing that. However, today I checked the remaining raw material and saw that the...

Cosmetics Serum Skin Brightening Stability Storage Conditions pH Suitability
Posted by zecond__zity
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I am making a serum/emulsion formula in small batches (20g) using the following ingredients: * Water * Light cream maker * Hyaluronic Acid (Standard Molecule) * Hyaluronic Acid...

Cosmetics Emulsion Phase Separation Precise Measurement Small Scale Production Stability
Posted by sj_ying
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What causes the "rancid" smell often associated with Coco-Betaine raw material, is this odor considered normal, and what are the common methods used to address or mask this...

Cosmetics Fragrance Fragrance-Free Formulation Odor Odor Reduction Raw Material
Posted by nuiphatsha
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What are the properties and intended uses of "Purified Water, TDS Limit 1PPM"?

Cosmetics Cosmetic Formulation Ingredient Suitability Purity Raw Material Water Quality
Posted by tanik_fu
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I have two formulation questions: 1. My first serum formula, consisting of: * Hyaluronic standard * Hyaluronic nano * Vit B3 * Glucosamine * Alpha arbutin * Phenoxyethanol *...

Cosmetics Anti-aging Formulation Adjustment Skin Barrier Repair Skin Brightening Texture
Posted by go_lf555
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I am using Galactomyces Ferment Filtrate (Pitera) and find that using it pure feels sticky. If possible, could you please recommend which ingredients I should mix with it...

Cosmetics Facial Use Formulation Adjustment Serum Stickiness Texture Modification
Posted by missmikishop
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I am formulating a cream and have encountered some issues. Could you please provide advice on the following points? 1. I initially mixed all ingredients except DMAE, and the...

Cosmetics Acne Treatment Cream Ingredient Interaction Skin Brightening Viscosity
Posted by missmikishop
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I have some questions regarding formulations using L-Ascorbic Acid and Glycolic Acid: 1. **Vitamin C (L-Ascorbic Acid):** What is the difference in efficacy and absorption when...

Cosmetics Amount Calculation Concentration Exfoliation Formulation Adjustment Glycolic Acid
Posted by sivacoupe
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How to formulate or modify a hair color treatment using chemical dyes for home use?

Cosmetics DIY Formulation Hair Colorant Hair Dye Formulation Hair Treatment Safety
Posted by choten56
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I have a skincare formulation with ingredients including Niacinamide and Licorice Extract. The total weight of the formulation is 100 grams. I would like to ask the following...

Cosmetics Formula Review Oil Control Pore Reduction Sensitive Skin Serum
Posted by apple_bangkok
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