The most popular cooling agent is WS-23, it has the advantages below
1. The cooling agent has the advantages of menthol;
3. It has stronger and longer-lasts of cool-feeling than menthol;
4.The dosage of cooling agent is much lower than menthol,
5. Most importantly, it is affordable.
Other cooling agents
There are many kinds of cooling agents, cooling agent WS-23, WS-3, WS-5, WS-12, WS-10, WS-27, WS-500,
Menthyl Lactate, Monthly Acetate...
Most of the cooling agents are white crystal powder, except for the WS-10, Ws-500, Monthly Acetate,
these are liquid.
Of those cooling agents the Ws-23, WS-5, Ws-3, WS-12, are four more popular ones;
The certificate of Cooling agent:
About the cool-feeling of cooling agents:
The cool-feeling of WS-23 lasts for more than 8 minutes then gradually weakens;
The Cool-feeling of Ws-3, WS-5, Ws-12 lasts longer, can even last more than 35minuts;
The WS-12 is a bit difficult to dissolve than the Ws-23, WS-5, Ws-3, can use some enhancer to help dissolve;
for mint candy The cooling agent WS-23 is used the most, The WS-23 is much more affordable than the others.