Browse Questions and Answers

Avg response: 16 Hrs
Minimum 3 characters for search

20 of 13993 results

Burning, Redness, and Swelling from Slim-Burn: Allergy or Expected Effect?

I used Slim-Burn and experienced the following symptoms: * Burning/heat sensation on the skin where applied * Redness * Swelling (specifically on my lips when applied there) I...

Cosmetics Blood Circulation Stimulation Cream Skin Irritation Usage Percentage Warming Sensation
Posted by phanchuka
2015-07-29
Skincare Recommendations for Acne, Redness, Dark Spots, and Oiliness

I am currently receiving acne treatment at a clinic, which includes laser (magic light), monthly visits for acne procedures (extraction, inflammatory acne injection, facial...

Cosmetics Acne-prone Skin Oil Control Product Suggestion Skin Brightening Sun Protection
Posted by yoghurthome3
2015-07-28
SiliSolve Plus™ Usage and Formula Stickiness Issue

I have a formula for a product and I used SiliSolve Plus™ at 1%. The staff confirmed this percentage is correct. However, when applied, the product feels sticky and leaves a...

Cosmetics Emulsifier Formulation Adjustment Silicone Stickiness Texture
Posted by bent_ba
2015-07-28
Refinement Status of Argan Oil and Shea Butter

What is the difference between "Virgin" and "Refined" oils/butters? Are the following products from MySkinRecipes refined or unrefined? * Argan Oil (Organic - Virgin) * Shea...

Cosmetics Fat Base Ingredient Quality Oil Production Method Raw Material
Posted by ange19ange
2015-07-28
Compatibility of NaturePreserve™ Ultra with Vitamin C and Fruit Extracts

I am planning to use NaturePreserve™ Ultra (Gluconolactone & Sodium Benzoate) as a preservative in my formulation. I have some questions regarding its compatibility with...

Cosmetics Compatibility Ingredient Interaction Natural Extract Preservation Stability
Posted by knw1208
2015-07-28
Clumping and Precipitation in Oil Control Gel with French Pine Bark Extract and Safe-B3™

When formulating an oil control gel, I encounter clumping and precipitation after adding French Pine Bark Extract and Safe-B3™ (Vitamin B3, Niacinamide). How can I prevent this issue?

Cosmetics Clumping Gel Ingredient Interaction Mixing Procedure Oil Control
Posted by nutsara_bum
2015-07-26
Adding Anti-Aging Ingredients to Melasma Gel for Oily Skin

Considering a gel formula for oily skin aimed at treating melasma, based on previous discussions using Pro Polymer for texture and including Disodium EDTA, which anti-aging...

Cosmetics Anti-aging Formulation Adjustment Gel Melasma Treatment Oily Skin
Posted by pimkets29
2015-07-26
Comparing Vitamin C Options

Could you please compare the differences between the following three Vitamin C options: * Vitamin C E Ferulic Pre-Mix Kit * Perfect-C™ (Ascorbyl Tetraisopalmitate) * Stabilized...

Cosmetics Cosmetic Formulation Ingredient Comparison Raw Material Serum Stability
Posted by nannaphat.sudchawa
2015-07-26
Glycolic Acid Leave-On Formula and pH Requirements

Can a Glycolic Acid formula with a concentration not exceeding 10% be left on the skin? What is the recommended pH range for AHA to be effective?

Cosmetics Acidic Formulation Effectiveness Leave-in Application Topical Application pH Suitability
Posted by kenso345
2015-07-25
Vitamin C Serum Formulation for Ionto Treatment: Ingredient and pH Questions

I am developing a Vitamin C serum formula for single-use ionto treatment. My current formula includes: * Water (rest) * Ascorbic Acid (Vitamin C) 20% * Pro Polymer 1.5% * EDTA...

Cosmetics Gelling Agent Iontophoresis Serum Skin Brightening pH Adjustment
Posted by moji-25
2015-07-25
Melasma Treatment Formulation with Tranexamic Acid: Feasibility and Texture Improvement

I want to create a simple melasma treatment formula using the following ingredients: * Tranexamic Acid 4% * Distilled water 95.2% * Phenoxyethanol 0.8% Is this formulation...

Cosmetics Formulation Adjustment Melasma Treatment Serum Skin Absorption Stability
Posted by jn_andy
2015-07-25
Lotion Formulation Stability with Cocoa Butter

I have formulated a natural, moisturizing, non-irritating lotion with Coconut Oil, using the following composition: **Water Phase:** * Water (57%) * Hydro Gel (5%) * Aloevera...

Cosmetics Crystallization Emulsifier Formulation Adjustment Lotion Stability
Posted by chianv
2015-07-25
Shampoo Formulation with Boiled Kaffir Lime Water: Preservation and Microbial Contamination

Regarding a shampoo formulation using boiled kaffir lime water: * Will using boiled kaffir lime water introduce a high risk of microbial contamination? * Is the current...

Cosmetics Foaming Microbial Contamination Natural Ingredients Preservation Shampoo
Posted by mhoo.jeed
2015-07-24
Vitamin C Serum Formulation: Texture and Stability

I have a formula for a Vitamin C serum and would like to know about its texture and stability. The formula includes: * Water: 77% * SiliSolve™: 1% * Cyclomethicone: 5% * Pro...

Cosmetics Oxidation Serum Stability Texture Water-in-Silicone
Posted by borifle
2015-07-24
How to make a pH 5.5 Cleanser

I would like to make a liquid soap or cleanser with a pH of 5.5. How can I do this?

Cosmetics Cosmetic Formulation Facial Cleanser Liquid Soap Soap-Free pH Suitability
Posted by tbc.88
2015-07-24
Adjusting Gel Formulation: Solubility and Color Issues

I am adjusting a gel formulation. I plan to add Licorice Extract and Vitamin B12, reducing the water percentage accordingly to keep the total at 100%. I also want to add 3%...

Cosmetics Color Changing Formulation Adjustment Gel Precipitation Solubility
Posted by sakonmpd1991
2015-07-23
Vitamin C Serum Formulation: Solubility and Stability Issues

Based on an attempt to formulate a Vitamin C serum containing Ferulic Acid, which was noted as not possible due to the need for a solvent for Ferulic Acid (like...

Cosmetics Formulation Adjustment Ingredient Alternatives Serum Solubility Stability
Posted by moji-25
2015-07-23
Increasing Cream Viscosity with Electrolytes

Hello, I need some advice. If my cream formulation contains electrolytes such as Sodium Lactate, Sodium PCA, DMAE, etc., when using an emulsifier to create the cream texture, I...

Cosmetics Cream Electrolyte Tolerance Texture Modification Thickener Viscosity
Posted by teera.sen
2015-07-22
Formulating Night Facial Oil for Anti-aging & Whitening

I am formulating a night facial oil for normal to dry skin with concerns about wrinkles, melasma, and freckles. I plan to use Argan Oil and Rose Hip Oil as the base. 1. What...

Cosmetics Anti-aging Cosmetic Formulation Oil Skin Brightening Texture
Posted by jn_andy
2015-07-22
Storage of Unmixed Vitamin C E Ferulic Kit

How should I store the unmixed Vitamin C E Ferulic pre-mixed kit?

Cosmetics Powder Raw Material Serum Stability Storage Conditions
Posted by jn_andy
2015-07-22