Foundation Formula with SPF 30-50 for Oily Skin

Here is a general formula structure for a foundation with sunscreen, based on the previous staff reply. This formula is designed to provide coverage and SPF 30-50 protection, suitable for oily skin and aiming to be non-comedogenic.

Formula Structure:

• Warp Cream Maker: 10%
• LipidSoft Dry II (Dicaprylyl Carbonate): 10%
• Cyclomethicone: 10%
• Dimethicone (Very Light/5, Low-Odor): 10%
• Silicone Gel (Ultra Clear): 10%
• Oil-soluble or pre-mixed sunscreen active (e.g., SPF Protect Ultra II): 10-15% (to achieve SPF 30-50)
• Colorants (e.g., Iron Oxides EasyMix - Beige, White, Red, Yellow): 5-10% (adjust to desired shade)
• Magnesium Sulfate: 1% (helps stabilize Water in Oil formulas)
• Glycerin: 3%
• Skin feel powders (e.g., AminoSilk™, SiliSilk, SelectSorb, WhiteMatte6): Adjust amount based on desired texture and oil absorption properties.
• Water: Remaining portion to reach 100%

This structure provides a base. You may need to adjust percentages slightly based on the specific ingredients used and desired final product characteristics.