• All Discussions
•  Zink

  How to reduce stickiness of >10% L-Ascorbic Acid in leave on formulas?

  crisbaysauli replied 8 years, 7 months ago 3 Members · 2 Replies

  Formulating
•  Zink

  How to eliminate sticky/tackiness of glycolic or lactic acid leave on formulas?

  georgiliolev replied 8 years, 7 months ago 2 Members · 1 Reply

  Formulating
•  Zink

  Ethoxydiglycol: Why is it used in Vitamin C serums?

  PharmaSpain replied 8 years, 7 months ago 2 Members · 1 Reply

  Advanced Questions
•  Zink

  Penetration enhancer for L-Ascorbic acid that doubles as OIW emulsifier compatible with pH 3?

  BartJ replied 8 years, 7 months ago 2 Members · 1 Reply

  Advanced Questions
•  Zink

  Neutrogena SPF 60: How can it get SPF60 with only 4.9% Titanium Dioxid and 4.7% Zinc Oxide?!

  Zink replied 8 years, 8 months ago 6 Members · 12 Replies

  Advanced Questions
•  Zink

  Testing labs that can measure TEWL at reasonable cost? Or where to rent equipment?

   Zink replied 8 years, 8 months ago 1 Member · 0 Replies

  Advanced Questions
•  Zink

  Best SPF Boosters for Zinc Oxide formulas? Methylcellulose, Styrene/Acrylates Copolymer ++

  Zink replied 8 years, 9 months ago 5 Members · 5 Replies

  Formulating
•  Zink

  Most effective antioxidants to prevent UV-damage in sunscreen formulations?

   Zink replied 8 years, 9 months ago 1 Member · 0 Replies

  Advanced Questions
•  Zink

  Cost effective in-vivo SPF Static (UV-A + B) measurement of a range of formulas pre-FDA validation?

   Zink replied 8 years, 9 months ago 1 Member · 0 Replies

  Advanced Questions
•  Zink

  Best non-nano zinc oxide that doesn’t leave white residue @ 5-10%?

  Zink replied 8 years, 9 months ago 7 Members · 17 Replies

  Formulating
•  Zink

  What emulsifier endogenous to the human body would you use?

  Zink replied 8 years, 9 months ago 2 Members · 2 Replies

  Formulating
•  Zink

  How to make a TEWL reducing nighttime facial lotion without synthetic ingredients?

  Zink replied 9 years ago 9 Members · 16 Replies

  Formulating
•  Zink

  Standard manufacturing contract templates for OTC drugs?

   Zink replied 9 years, 2 months ago 1 Member · 0 Replies

  Advanced Questions
•  Zink

  How would you formulate a salicylic acid moisturizer for acne prone skin? Proposal within

  AnnalisaB replied 9 years, 2 months ago 10 Members · 21 Replies

  Formulating
•  Zink

  Pre mixed iron oxide blends for simplified stick concealer formulation? (E.g. Creasperse)

  Bobzchemist replied 9 years, 3 months ago 4 Members · 5 Replies

  Formulating
•  Zink

  Formulating a concealer pt 2 - Using a rock tumbler and ensuring optimal powder+oil mixing, advice?

  amanthani replied 9 years, 3 months ago 5 Members · 9 Replies

  Formulating
•  Zink

  Organic surfactant compatible with low pH (3.5)?

  ashish replied 9 years, 3 months ago 7 Members · 10 Replies

  Formulating
•  Zink

  Recommended US color cosmetics contract manufacturers? List inside.

   Zink replied 9 years, 4 months ago 1 Member · 0 Replies

  Resources
•  Zink

  Worldwide licensing deals: Where to find / Who to ask for advice?

  Zink replied 9 years, 6 months ago 2 Members · 2 Replies

  Cosmetic Industry
•  Zink

  Cost of Broad Spectrum UV testing required by the FDA for new sunscreen formulas?

  Zink replied 9 years, 7 months ago 4 Members · 10 Replies

  Formulating