Snake oil

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Snake oil might refer to:

The real deal

• Genuine snake lipid in liquid (oil) form used in traditional herbal treatments, such as Chinese medicine
• Nutritional supplements
• Patent medicines, some of which were once marketed as "snake oil"
• Woo of any kind
• Somebody who has consumed too much snake oil for their own good is known as a Kool-Aid drinker.
• Essential oil
• Snake oil cryptography