For hobbyists or flashlights, trusted distributors like Li-ion Wholesale or 18650 Battery Store are popular choices.
Most people buy lithium in the form of batteries. Small lithium cells (AA, AAA, coin) are available at major retailers like Amazon and big-box electronics stores.
For everyday needs, lithium is most accessible as finished battery products. Where's The Best Place To Buy Lithium Batteries?
Pure lithium metal or chemical compounds (like lithium carbonate) for research or industrial use can be sourced from scientific suppliers like Fisher Scientific or industrial wholesalers like American Elements .
The location where you can buy lithium depends entirely on whether you need it as a physical product (batteries), a raw material (metal/chemicals), or a financial investment.