Riptropin es una de varias marcas genéricas de hormona de crecimiento renombradas. Se vende exclusivamente en el mercado negro. (principalmente en el Reino Unido). Es producido por un laboratorio desconocido en China.. Los usuarios informan resultados diferentes de un lote a otro, lo que indica que podría provenir de varias fuentes. Aunque etiquetado como 191 secuencia de aminoácidos que se informó que era 192 amino acid (somatrem) – not identical to human body’s own growth hormone.
Some people turn to a substance called human growth hormone (HGH) in hopes that it will keep them feeling and looking youthful. But experts say that hope is unfounded. And worse, these products can be harmful.
HGH, produced by the pituitary gland, spurs growth in children and adolescents. It also helps to regulate body composition, body fluids, muscle and bone growth, sugar and fat metabolism, and possibly heart function. Produced synthetically, HGH is the active ingredient in a number of prescription drugs and in other products available widely over the Internet.