RATIONALE #1 Serum

Product Description

RATIONALE #1 Serum is a lightweight strengthening serum formulated to reinforce the skin's natural barrier while delivering lasting hydration. It helps improve skin resilience against daily environmental stressors while enhancing overall skin comfort, texture, and luminosity.

Benefits

• Strengthens the skin barrier
• Deeply hydrates without feeling heavy
• Helps reduce moisture loss
• Supports healthier, more resilient skin
• Leaves skin smooth, supple, and radiant
• Layers easily beneath moisturizer

How to Use

Apply 1–2 pumps to clean skin over the face, neck, and décolletage each morning and evening. Follow with the recommended RATIONALE moisturizer and daytime sun protection.

Key Ingredients

• Ceramides
• Hyaluronic acid
• Barrier-supporting lipids
• Antioxidants
• Skin-conditioning humectants

Best For

• Normal skin
• Dry skin
• Sensitive skin
• Dehydrated skin
• Compromised skin barrier

Size

30 mL