What is your (diffusing, topical application, or soap making)? What is your budget range ?
If a 15ml bottle of Rose or Sandalwood is priced at $5, it is almost certainly synthetic or heavily diluted, as these oils are extremely expensive to produce. buying essential oils on ebay
Premium sellers often provide or offer Gas Chromatography-Mass Spectrometry reports to prove chemical purity. Assessing the Seller What is your (diffusing, topical application, or soap
Prefer sellers who specialize in aromatherapy rather than "big box" liquidators selling random goods. What is your (diffusing
Visual cues and price points can often reveal a counterfeit product.
Many listings use "essential oil" and "fragrance oil" interchangeably, but they are not the same.
Authentic oils should list the botanical name (e.g., Lavandula angustifolia for Lavender).