Nicotine Salts are believed to give a better experience if you are transitioning from analog cigarettes since they deliver more of the immediate nicotine hit that smokers are used to.
They also have less of a taste then conventional free base nicotine so they can provider a smoother hit while letting the taste of the flavoring really take forefront.
If you are looking to replace your smoking habit with the better alternative of vaping then nicotine salt juices and refillable pod systems, which are less costly then sub ohm gear, are probably the way to go!
Nicotine Salt E-Liquids
Nicotine Salt, also knows as Nic Salt, e-liquids were made for users looking for a pure throat hit similar to combustible tobacco products. As opposed to traditional freebase nicotine found in sub ohm vape juices, nicotine salt go through a special process to reduce PH allowing higher nicotine concentrations while reducing harshness. Nicotine Salt is also more rapidly absorbed into the blood stream allowing it to more closely mimic at cigarette thus making it popular with those transitioning form cigarettes. The final difference to keep in mind when it comes to salt nic e-liquids is the formulation allows for vaping at much lower wattage so they are perfect for refillable pod and other low power devices.
NOTE: Nicotine salt e-liquids can not be used in high power or sub ohm devices!