Serotonin molecule brass necklace: the happiness hormone
A beautiful serotonin pendant.
Serotonine is the happiness hormone.
It is made of brass and is nickel-free..
The chain is 20 inches long.
Last one :(
How to care for your brass jewellery: if over time you find that your jewellery looks a bit dull, like any metal, you need to polish your jewellery. Use Brasso or anything you use to clean copper or silver. It will come back to its first day shine every time.