Cos De BAHA Hyaluronic Acid Serums feature Sodium Hyaluronate (HA), Glycerin, Panthenol (Vitamin B5), and Aloe Leaf Extract
for deep hydration and soothing, with additional botanical extracts
like Lavender, Green Tea, and Witch Hazel for antioxidant benefits,
forming a formula focused on moisture retention and skin barrier
support, with variations including Niacinamide (Vitamin B3) for
brightening or Centella Asiatica for calming.Core Ingredients (Common Across Variations)

• Sodium Hyaluronate (Hyaluronic Acid Salt): A powerful humectant that draws moisture into the skin, keeping it plump and hydrated.
• Glycerin & Propanediol: Humectants that attract and hold water in the skin.
• Aloe Barbadensis Leaf Extract: Soothes, moisturizes, and conditions the skin.
• Panthenol (Vitamin B5): Moisturizes, soothes, and helps strengthen the skin barrier.
• Allantoin: A soothing agent that promotes skin healing and hydration.
• Botanical Extracts: Often includes organic extracts like Lavender, Green Tea, and Witch Hazel for antioxidant and soothing properties. 

Key Variations & Their Additions

• HP (Hyaluronic+Panthenol) Version: Features 4% Panthenol (B5) along with the core HA and Aloe.
• LH (Hyaluronic+Hydrolyzed HA) Version: Includes both Sodium Hyaluronate and Hydrolyzed Hyaluronic Acid for deeper penetration.
• NZ (Niacinamide+Zinc) Version (Often with HA): Boosted with 20% Niacinamide (Vitamin B3) and Zinc PCA for brightening and texture improvement.
• CH (Centella HA) Version: Contains Centella Asiatica extract to calm redness and promote skin repair, alongside HA. 

In essence, it's a hydrating base with added beneficial actives depending on the specific product variant you choose!