Discussions tagged with 'mineral' Zink Ideal SPF boosting film formers for mineral based sunscreens? 20 listed. johnb replied 7 years, 6 months ago 5 Members · 4 Replies Formulating Zink Best practice for adding slight tint to mineral sunscreen? Pros/Cons? Zink replied 7 years, 9 months ago 1 Member · 1 Reply Formulating Zink Zinc Oxide only Sunscreen - only 0.35 SPF/1% ZnO in-vitro; strategies to improve SPF? Zink replied 8 years, 2 months ago 2 Members · 4 Replies Formulating Zink How would you compose a SPF >=30 Spray-on mineral based sunscreen? Si/W Suggestion inside! Zink replied 9 years, 3 months ago 2 Members · 4 Replies Formulating Viewing 1 - 4 of 4 discussions