Search Tests & Services Keyword Search Category Blood Draw Dry Eyes General Physician Consult Respirator Fit Vitamin/Nutrition Deficiency Cardiac Health Digestive Health DNA/Genetic Drug and Alcohol Testing General Wellness Individual Test (analyte) Infectious Disease Inflammation - Autoimmune Men's/Women's Health Physical Sensitivities & Allergies Sexual Health (STD/I) All Categories Blood Draw Dry Eyes General Physician Consult Respirator Fit Vitamin/Nutrition Deficiency Cardiac Health Digestive Health DNA/Genetic Drug and Alcohol Testing General Wellness Individual Test (analyte) Infectious Disease Inflammation - Autoimmune Men's/Women's Health Physical Sensitivities & Allergies Sexual Health (STD/I) × Clear Showing 1–3 of 3 results Sort by price: low to high Sort by price: high to low Sort by latest Serum Tears 40mL $299.99 Serum Tears 60mL $399.99 Serum Tears 70mL $449.99