Request a FREE Somild Hyaluronic Acid Serum Sample. Hyaluronic acid’s main power move – and the reason it’s gained so much attention in skincare – is its amazing ability to deliver lasting moisture to the skin. To get your FREE sample just complete form online and your FREEBIE will be on its way. Offer valid while supplies last. For U.S. and Canada customers only. Limit one complimentary sample per customer.