In addition, in most countries, alternative treatments (in contrast to pharmaceuticals) can be marketed without any proof of efficacy – also a disincentive for manufacturers to fund scientific research.
I tillæg hertil kan alternative behandlinger (i modsætning til farmaceutika) markedsføres i de fleste lande uden bevis for deres virkning - også en hæmsko for producenter i forhold til at finansiere videnskabelig forskning.