#1 The Hydragel

The Story

Daytime radiance, delivered in waterlight gel wonder.

This cooling hydragel delivers fortifying nutrients to the skin to support natural self-protective processes, restoring comfort and calmness as it amplifies hydration levels and reduces skin sensitivity.

The Promise

• Cultivates a more radiant complexion by amplifying skin resilience.
• Supports skin barrier function.
• Lightweight hydrator, elevating moisture levels.
• Restores skin softness and smoothness.
• Imparts a cooling and comforting sensation, ideal for sensitive skin types.

The Ritual

Smooth gently over face, neck, décolletage and backs of hands each morning.


Follow with your RATIONALE Essential Six formulations for day.

The Research

The vitality and beauty of human skin are closely connected to the health and resilience of its outermost layer.


Ensuring optimal hydration is critical, as the constant reinforcement of barrier function and moisturisation supports skin suppleness, rejuvenation, health and function.


B-Group Vitamins support skin resilience, assisted by anti-inflammatory rich botanical extracts including Betaine, Allantoin and Glycyrrhetinic Acid.