Immunologist Mask

Reactivate skin radiance with our immune boosting, luxurious gel-mask.


Product Description

Rationale Immunologist Mask is the ultimate multi-tasking weekly treatment. Developed to intensify repair and solar resistance, this soothing, nourishing complex of immune boosting Vitamins and Amino Acids delivers intense hydration, fortifies barrier function and renews skin clarity. PhotoProtective Australian Botanicals reinforce solar defences and rejuvenation, while illuminating minerals instantly reactivate and amplify skin radiance.


• High dosage topical B-group Vitamins target immune-suppressed and hyper-sensitive skin
• Strengthens the skin’s immune system and fortifies barrier function
• Instantly calms stressed, sensitive and inflamed complexions
• Inhibits melanin transfer to surface layers of the skin, enabling your skin’s defence in blocking UV rays
• Rich, luxurious gel-mask formula provides an inundation of deep hydration leaving skin feeling smooth, soft and supple
• Skin Identical Amino Acids and Minerals deliver ultimate skin hydration whilst improving connective tissue strength and elasticity

Active Ingredients

Niacinamide (Vitamin B3)
• Prevents photo-immunosuppression caused by UVR, in turn helping skin to protect against sun damage
• Inhibits melanin transfer to surface layers of the skin
• Provides powerful anti-inflammatory properties, reducing skin redness, sensitivity and irritation
• Strengthens the skin’s immune system and barrier function
• Increases skin hydration and regulates sebum production, balancing combination skin

Dexpanthenol (Vitamin B5)
• Strengthens the skin’s immune system and barrier function
• Activates fibroblast proliferation accelerating natural wound healing processes in the skin
• Improves stratum corneum hydration and prevents TEWL (Trans-Epidermal Water Loss)
• Provides a rejuvenation effect for the skin, reversing and preventing the signs of ageing

Amino Acids
• Provide intensive moisturisation for the skin
• Stimulate collagen production
• Strengthen connective tissue to help firm and prevent skin laxity

Magnesium, Copper and Zinc
• Improve skin strength and resilience
• Target signs of ageing: firming and improving elasticity

Australian PhotoProtective Botanicals
• Fortify natural solar defences within the skin
• Provide high dose antioxidants to prevent against cellular oxidation and free radical damage


• Apply a generous layer of Immunologist Mask onto clean, dry skin
• Allow mask to infuse for 20 minutes (may be massaged into the skin)
• Rinse thoroughly with tepid water
• Gently pat dry and follow with prescribed serums and hydrators
• For optimal results, use weekly
• Suitable for all skin types

Close ×

Don't have a login?

Sign Up Now

Don't have a login?

Sign Up Now

Rationale Tax Message

As your order is to be delivered outside of Austraila, it may incur local customs duty, import taxes and/or fees determined by the destination country. The recipient of the shipment is responsible for all duties taxes and fees. If you refuse a shipment, you are responsible for the original shipping charges and any fees that are incurred on the package.