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Bowl of Hygieia necklace | sterling silver
"All things are poison and nothing is without poison; only the dose makes a thing not a poison." Paracelsus wrote that in the early sixteenth century. Five hundred years later it's still the working principle of pharmacology, and the Bowl of Hygieia (a serpent drinking from a bowl, the international symbol of the pharmacy profession) is the emblem most pharmacists recognise as their own.
The Bowl of Hygieia
Hygieia was the Greek goddess of health, cleanliness, and the prevention of disease. Her father was Asclepius, the god of medicine. Her sister was Panacea, the goddess of universal remedy. The Bowl of Hygieia (a serpent drinking from or coiled around a bowl) has been the international symbol of pharmacy since the eighteenth century, when it began to appear on apothecary signage and pharmacy association seals across Europe. The bowl represents the vessel used to compound and dispense medicines. The serpent connects the symbol to the broader Asclepian tradition. The English word "hygiene" comes directly from the goddess's name. The American Pharmacists Association, the International Pharmaceutical Federation, and pharmacy bodies in most countries use the Bowl of Hygieia as their formal symbol.
A Quiet Symbol For
The audience clusters tightly within pharmacy and adjacent fields:
- community, hospital, and clinical pharmacists
- pharmaceutical chemists, drug developers, and clinical pharmacologists
- toxicologists and forensic pharmacologists
- pharmacy students at any stage of training
- public health professionals working at the prevention end of medicine
Explore Related Symbolic Science Jewelry
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FAQ
How is the Bowl of Hygieia different from the Rod of Asclepius and the Caduceus?
The three symbols are often confused. The Rod of Asclepius is a single serpent coiled around a staff and is the classical symbol of medicine. The Caduceus is two serpents on a winged staff, originally Hermes's wand, and was historically a commercial symbol that has been adopted (often incorrectly) by some medical organisations. The Bowl of Hygieia is a single serpent drinking from or coiled around a bowl, and it is the international symbol of pharmacy specifically. The bowl is the vessel of compounding. The serpent connects pharmacy to the broader medical tradition through Hygieia's lineage.
Why is a poison principle the foundation of pharmacy?
Because almost every effective drug is also toxic at a higher dose. Paracelsus's principle (only the dose distinguishes a medicine from a poison) is still how pharmacology defines the therapeutic window, the LD50, and the safety margin of any given compound. Pharmacists are the professionals who manage that window in practice: matching the right drug to the right patient at the right dose, monitoring for adverse effects, and intervening when the balance tips toward harm. The Bowl of Hygieia points at exactly that responsibility.
What's the size, material, and chain?
33 mm pendant in 925 sterling silver, nickel-free. 45 cm sterling silver chain with a 5 cm extender. Ships free worldwide via DHL Express in 1-5 business days, with all import duties prepaid. Comes in a ready-to-gift jewelry box with the 30-day “Love It or Return It” policy.
Is there a gold version?
Yes. The Bowl of Hygieia is also available in 18k gold vermeil at the same 33 mm size. Same model, warmer finish, more formal register.
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