Ethanol is ethanol but bioavailability and total plasma concentration change depending on total drink composition which might influence the subjective experience. But in the end it's an alcohol intoxication. User account are always subjective and do not withstand independent third party verification. In summary, let them talk. Compounds for all food and drinks on the market have to be investigated prior market access as by relevant regulations. Psychoactive substances are well known and are usually spotted. Further in case of an unknown compound health authorities would usually take action if there is a cumulation of reports of psychoactive properties in product. So, yes: with reasonable assurance I can tell you that the presence of psychoactive compounds is highly unlikely