Myrkl is a unique food supplement containing a patented formula made up of high-performing bacteria, L-Cysteine & Vitamin B12. Vitamin B12 contributes to the reduction of tiredness and fatigue and helps to support the immune system and contributes to normal energy levels. The secret behind Myrkl is it's patented formula. The formulation is activated in the gut and helps you to wake up refreshed the next day.