

Dtdang
Forum Replies Created
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Dtdang
MemberMarch 22, 2024 at 9:00 pm in reply to: Color shift in formulas containing salicylic aciddo you find out what causes color changing in your formula?
Thanks,
Danh Dang
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Dtdang
MemberApril 1, 2023 at 5:03 pm in reply to: Daily exfoliating ingredient in a hydrating face serum -
It is just moisturize lipstick. The formula: shea butter, Castor oil, coconut oil and sweet almond oil.
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Dtdang
MemberNovember 26, 2022 at 6:18 pm in reply to: (Failed emulsion) BHA cream got weird seperation, plz help me out!Replace your bmts 125 with non-cationic emulsifier.
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Dtdang
MemberNovember 25, 2022 at 5:40 pm in reply to: (Failed emulsion) BHA cream got weird seperation, plz help me out!BTMS-125 has positive ions ?
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You need emulsified sugar scrub that becomes creamy lotion upon contacting the water on your body. The creamy lotion moisturize and sugar exfoliate. It leaves no oil residue
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Dtdang
MemberNovember 22, 2022 at 11:22 am in reply to: Ethyl Ascorbic acid verse Tetrahexyldecyl AscorbateThanks Pattsi
l found on Google that Tetrahexyldecyl Ascorbate is oil solubility. It stable in pH < 5
it is easy penetrating deeper into skin. It also has antioxidant and increases collagen…. -
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@Perry, would you please explain to me how to test the % PF ( sun, uv block).
many thanks in advance
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Dtdang
MemberAugust 7, 2022 at 11:21 pm in reply to: Can Ferulic acid stabilized Ethyl Ascorbic acids from oxidization?@Pharma, thank you so much.
Would you please explain ? -
Dtdang
MemberJune 10, 2022 at 12:50 pm in reply to: Ascorbic Acid Verse Ethyl Ascorbic Acids (Vc-Et) Verse Ascorbic Acid 2-Glucoside (AA2G)Thank you @grapefruit22, @jemolian
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@Paprik, L-arginine is added at the end of formulation to bring the pH up. I like it bc it has benefits to skin.
@MarkBroussard & @Paprik
Thank you so much -
@MarkBroussard, Good morning!
I am looking for L-arginine to replace NaOH. But, I could not find it in the market. Do you know where can I buy it? -
Dtdang
MemberMay 24, 2022 at 12:17 pm in reply to: Molecular weight < 500 Da can be absorbed into skin@Perry, @MarkBroussard
Thank you so much ????! -
pH of pure water is 7?
Can you explain? Thanks