serum Showing all 5 results Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low 100% HA Serum Sample – PL212 $3.99 Add to cart Essential Lipids – PL816 $3.99 Add to cart Lash & Brow Serum Sample – PL1010 $3.99 Read more Regenerating Serum | Trilogy Laboratories, LLC $3.99 Add to cart Vitamin C, B, E & Ferulic Serum Sample – PL817 $3.99 Add to cart