"Man can live without gold, but not without salt!"

Salt was an essential substance for survival, but until the 18th century, salt was difficult to produce and was as valuable as gold, so it was naturally called white gold, or “salt.”

"But now it's time for excess sodium rather than salt."

Salt is still necessary for human survival, but excessive intake of sodium is threatening human health by exacerbating adult diseases in people.

"Two grams of sodium a day makes salt golden!"

The World Health Organization (WHO) recommended daily sodium intake is 2 grams of sodium.

In other words, if you consume about 2 grams of sodium per day, you can get the fluid and blood salt needed to maintain electrolytes for the body's metabolism. state can be created.

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Sal2Joy is a sodium concentration app for managing your sodium intake.

It can be used to check the salt levels excreted in urine along with your favorite foods for an effective diet and health management program.

Test results are displayed as an exact sodium level and one of three levels of sodium concentration (low, moderate or high). This information gives a clear indication of how salty the liquid foods you consume the most are. Also, having your urine sodium levels checked regularly will help you understand exactly how much sodium you are consuming per day.

The information below is a resource to help you understand the products included in your software package.

- Simple guide
- Food salinity data
- Short demo video clip how it works
- NFC antenna location guide
- Software version
- Homepage (Korean)

For data communication between the device and the mobile phone, it uses Near Field Communication (NFC) technology, which is the most common feature supported by popular smartphone models widely available in the market.