Search Tests & Services Keyword Search Category DNA/Genetic Drug and Alcohol Testing Dry Eyes General Physician Consult Vitamin/Nutrition Deficiency Cardiac Health Digestive Health General Wellness Individual Test (analyte) Infectious Disease Inflammation - Autoimmune Men's/Women's Health Sensitivities & Allergies Sexual Health (STD/I) All Categories DNA/Genetic Drug and Alcohol Testing Dry Eyes General Physician Consult Vitamin/Nutrition Deficiency Cardiac Health Digestive Health General Wellness Individual Test (analyte) Infectious Disease Inflammation - Autoimmune Men's/Women's Health Sensitivities & Allergies Sexual Health (STD/I) × Clear Showing 1–2 of 2 results Sort by price: low to high Sort by price: high to low Sort by latest Serum Tears 40mL $250.00 Serum Tears 60mL $350.00