Aspartam se smatra potpuno sigurnim

objavljeno 15.10.2007 u Prehrana.
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Rezultati preko 500 studija i izvještaja zaključuje da sladilo aspartam ne škodi ljudima, čak niti kod velikih doza.
Sladilo aspartam stvara oko 3-4 puta godišnje histerične medijske debate gdje netko dokaze da kod ubrizgavanja 1000 duplih doza direktno u mozak životinja izaziva moždane tumore.

Ljudi su dosta različiti od životinja i unos aspartama kao sladila je samo u malim količinama kroz prehrambene proizvode i suplemente. Aspartam je trenutno sladilo koje ima najviše studija i izvještaja iza sebe, i dozvoljen u 90 zemalja i 6000 različitih proizvoda. Jedan američki tim znanstvenika je negdje prije prošao kroz svih 500 studija i izvještaja, i došao do zaključka da ne postoji ništa sto pokazuje da je aspartam štetan za ljude u kraćem ili dužem periodu, čak i kod velikih unosa.

Aspartam se sastoji od dvije aminokiseline, asparagina i fenylanina. Aminokiseline su temelji za proteine, i navedene aminokiseline prerađuju se normalno u našem tijelu. Bilo bi lijepo da teoretičari i mediji prestanu objavljivati ovakve irelevantne i izmišljene priče uskoro, ali najvjerojatnije ćemo vidjeti još pokoje negativno izvješće ili upozorenje za aspartam koji liječnici i znanstvenici smatraju jednim od sigurnijih sladila koja su nam komercijalno dostupna danas.

Izvor
Crit Rev Toxicol. 2007 Sep;37(8):629-727

Aspartame: a safety evaluation based on current use levels, regulations, and toxicological and epidemiological studies.

Magnuson BA, Burdock GA, Doull J, Kroes RM, Marsh GM, Pariza MW, Spencer PS, Waddell WJ, Walker R, Williams GM.

Burdock Group, Washington, DC, USA.

Aspartame is a methyl ester of a dipeptide used as a synthetic nonnutritive sweetener in over 90 countries worldwide in over 6000 products. The purpose of this investigation was to review the scientific literature on the absorption and metabolism, the current consumption levels worldwide, the toxicology, and recent epidemiological studies on aspartame. Current use levels of aspartame, even by high users in special subgroups, remains well below the U.S. Food and Drug Administration and European Food Safety Authority established acceptable daily intake levels of 50 and 40 mg/kg bw/day, respectively. Consumption of large doses of aspartame in a single bolus dose will have an effect on some biochemical parameters, including plasma amino acid levels and brain neurotransmitter levels. The rise in plasma levels of phenylalanine and aspartic acid following administration of aspartame at doses less than or equal to 50 mg/kg bw do not exceed those observed postprandially. Acute, subacute and chronic toxicity studies with aspartame, and its decomposition products, conducted in mice, rats, hamsters and dogs have consistently found no adverse effect of aspartame with doses up to at least 4000 mg/kg bw/day. Critical review of all carcinogenicity studies conducted on aspartame found no credible evidence that aspartame is carcinogenic. The data from the extensive investigations into the possibility of neurotoxic effects of aspartame, in general, do not support the hypothesis that aspartame in the human diet will affect nervous system function, learning or behavior. Epidemiological studies on aspartame include several case-control studies and one well-conducted prospective epidemiological study with a large cohort, in which the consumption of aspartame was measured. The studies provide no evidence to support an association between aspartame and cancer in any tissue. The weight of existing evidence is that aspartame is safe at current levels of consumption as a nonnutritive sweetener.