Available in (2) 8.5 mL roller bottles Ingredients: Apricot Kernel Oil, Castor Oil, Oregano Essential Oil, Lavender Essential Oil, Cypress Essential Oil, Lemon Essential Oil, and Vitamin E oil (a preservative) The Immune Boost Serum works overtime in your body, helping your body fight against infections like cold, flu, or laryngitis. Safety: This blend is designed for use on adults only. It is created with a 5% dilution, making it inappropriate to use on children under 18. Not made for use longer than 7 consecutive days. Avoid use during pregnancy. Directions: At the first sign of illness, apply to bottoms of feet every 2-4 hours. Can be applied across throat in case of sore throat or laryngitis. Special Note: If you wish to purchase an immune boost blend for your child, please send me a personal email to email@example.com.