What is the nicotine concentration in my STLTH pods? July 30, 2021 14:17 Updated Four strength options are available: 1) 0mg/mL - Nicotine Free 2) 20mg/ml - Total of 40mg in a 2ml pod. 3) Bold 35 (20mg/mL) - Total of 40mg in a 2ml pod. 4) Bold 50 (20mg/mL) - Total of 40mg in a 2ml pod. Related articles What are the ingredients in my STLTH e-liquid? Does STLTH have nicotine-free pods? Can I open my STLTH pod and refill it with my own e-liquid? What is the expiration date of my STLTH pods? What are the numbers on the back of my STLTH pods?