Primary Skin Functions:

• UV Protection: According to Lila Beauty, it offers high-level SPF 50+ PA++++ broad-spectrum protection using mineral filters like Zinc Oxide and Titanium Dioxide to shield the skin from harmful UV rays.
• Redness Correction: The formula features a light green tint designed to neutralize facial redness and yellowness, providing a naturally radiant and even-toned complexion.
• Skin Soothing: Infused with Torriden’s signature 5D Cica Complex, it combines five types of Centella Asiatica-derived ingredients to calm irritation and support a healthy skin barrier.
• Moisturization and Hydration: It includes Panthenol and Allantoin to deliver intense hydration and effectively soothe sensitive skin throughout the year.
• Makeup Base Alternative: Reviewers on Hikoco note it can be used as a "foundation-free" alternative or primer, providing a smooth canvas that enhances the adherence and longevity of makeup. 

Key Performance Attributes:

• Non-Greasy Texture: Expert reviews from Olive Young describe the texture as refreshing and lightweight, absorbing quickly without leaving a sticky residue.
• Sensitive Skin Friendly: The product is hypoallergenic, vegan-certified, and formulated without artificial fragrances, mineral oils, or parabens.
• Minimal White Cast: While it is a mineral sunscreen, many users report it provides a smooth finish with little to no traditional white cast, although some suggest using a small amount to avoid a pale appearance. 

Expert Usage Tips:

• Application: Apply as the final step of your morning routine; patting the product gently into the skin helps it absorb better without clumping.
• Reapplication: For continuous protection, it is recommended to reapply every 2 to 3 hours, especially after sweating or towel drying.
• Preparation: Reviewers on Olive Young suggest moisturizing thoroughly before application if you have dry skin, as the formula may occasionally cling to dry patches.