A gallon of our oil makes 32 - 4oz bottles. Each bottle retails at $17 ea. ($544). We sell our gallon for only $220. That's less than half! Stimulates the scalp for healthy hair growth. Helps to add strength and elasticity to dry and brittle strands. Helps hair to become less prone to breakage. Helps build hair's resilience to protect from future damage, breakage and split ends.