KLEFEREIN in stock !!!

Its effects are similar to MDMA, or even better. Of course it depends on subjective opinions but they are just like that. The most important positive effects are:

  • Very strong euphoria
  • Mild stimulation
  • Relaxation and reduced anxiety
  • Empathy
  • Enhanced perception of colors and music
  • Increased sociability

Neutral effects:

  • Mild hallucinations after consumption of higher doses
  • Altered colors
  • Increased perspiration and sweating
  • Impulsiveness

Negative effects:

  • Strong pain during insufflation
  • Insomnia
  • Vomiting as overdose effect
  • Possible headaches


Kleferein is sold in form od powder, brown-yellow crystal and tablets. Powder and crystal are dosed similarly, with no significant difference in snorting and consuming:

15-30mg: good mood, relax

40-80mg: strong euphoria, mild stimulation, inner peace

80mg+: very strong euphoria and serotonin overflow





Basic skeleton of „piperein” molecule was synthesized in XIX century in Germany and name was taken from old German books. In XXI century piperein was modified and thus great euphoric 3-chloro-4-fluoro-piperein was born.

Where to buy www.mrchems.eu


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