Q: Can I mix your products together before applying?
A: Some products can be mixed; others should be layered: Safe to Mix: 4D Hyaluronic Acid Serum + any moisturizer for enhanced hydration Snail Mucin essence (from masks) + other hydrating products Never Mix: Collagen Retinol 4D Hyaluronic Acid Cream with any other active ingredients Products
Q: What’s the correct order to apply multiple products?
A: Follow the thin-to-thick rule with timing considerations: Cleanser: Remove makeup and impurities Wait 15-20 minutes: Allow skin to completely dry 4D Hyaluronic Acid Serum: Apply to damp skin for better absorption Wait 10-15 minutes: Allow serum to absorb Snail Mucin Mask: If using, apply
Q: Can I use other brands with your products?
A: Yes, with careful consideration: Gentle products: Other hydrating serums and moisturizers generally compatible Active ingredients: Avoid doubling up on retinol, acids, or other actives pH compatibility: Ensure products have compatible pH levels Patch testing: Always test new brand combinations on small areas first Professional