Popsugar Beauty Skin Care Hyaluronic Acid in Hair Products It's Science: Using This Skincare Ingredient in Your Hair Will Make It That Much Softer 12 April 2019 by Jesa Marie Calaor View On One Page Photo 1 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 IGK Thirsty Girl Shampoo and Conditioner IGK Thirsty Girl Collection ($25) includes a shampoo and conditioner with HA for softer, smoother hair. IGK Thirsty Girl Collection $25 from igkhair.com Buy Now Previous Next Start Slideshow Skin CareHairHair CareBeauty TrendsHair Trends