Q: Can I use multiple Sigma Essentials products together?
A: Yes, our products are designed to work synergistically:
Safe Combinations:
- Snail Mucin Mask + any other product (excellent for soothing)
- 4D Hyaluronic Acid Serum + Collagen Retinol 4D Hyaluronic Acid Cream (apply serum first)
- Pimple Patches + any other products on surrounding areas
Layering Order:
- Cleanser
- 4D Hyaluronic Acid Serum (if using separately)
- Snail Mucin Mask (remove after 15-20 minutes)
- Collagen Retinol 4D Hyaluronic Acid Cream (on retinol nights)
- Additional moisturizer if needed
Never Combine:
- Collagen Retinol 4D Hyaluronic Acid Cream with AHA/BHA acids on same night
- Collagen Retinol 4D Hyaluronic Acid Cream with vitamin C serums
- Collagen Retinol 4D Hyaluronic Acid Cream with benzoyl peroxide
