are a general guideline only. The actual number of drops depends upon the viscosity of a particular essential oil, temperature and size of dropper
**Drams rounded up to nearest fraction
***Not practical for smaller amounts. Use tsp or Tbps.
Note: For more precise measurements, especially when formulating a recipe for commercialization of a body care product, use of a digital scale capable of measuring 'fluid' weight is imperative rather than relying on drops.