Mixtures with stabilising properties

Mixture comprising or consisting of

• a) one or more monocyclic monoterpenes of formula (I)
• with R1=hydrogen, hydroxy group or carbonyl group, R2=hydrogen, hydroxy group or carbonyl group, R3=0, hydrogen or hydroxy group and R4=isopropyl group, isopropenyl group or isopropylidene group as well as without or with one, two or three double bonds in the cyclic system,
• preferably selected from the group consisting of gamma-terpinene, alpha-terpinene, beta-terpinene, beta-phellandrene, limonene, thymol, pulegone, carvacrol and alpha-phellandrene,
• b) one or more benzoic acid derivatives of formula (II)
• with R1, R2 and R3 independently of each other selected from the group consisting of hydrogen, hydroxy group and methoxy group,
• c) a first 3-phenylpropenoic acid derivative of formula (IV)
• with R1=1-carboxy-2-(3,4-dihydroxyphenyl)ethyl, R2=hydrogen and R3=hydrogen,
• optionally a second 3-phenylpropenoic acid derivative of formula (IV) with R1=5-carboxy-2,3,5-trihydroxycyclohexyl, R2=hydrogen and R3=hydrogen, and
• optionally a third 3-phenylpropenoic acid derivative of formula (IV) with R1=hydrogen, R2=hydrogen and R3=hydrogen,
• d) tartaric acid (formula (V))
• D-(−)-form, and/or L-(+)-form, and/or meso-form
• e) citric acid (formula (VI)) and/or malic acid (formula (VII))
• f) glucose, fructose and/or sucrose,
• g) 1,2-propanediol and/or 1,3-propanediol and/or propane-1,2,3-triol
• h) water,
• i) optionally gallocatechin (Formula (III))
• (2R,3S)-3,4-dihydro-2-(3,4,5-trihydroxyphenyl)-2H-1-benzopyran-3,5,7-triol
• j) optionally one or more further flavouring substances, and
• k) optionally one or more further solvents, preferably selected from the group consisting of triacetin (TRI), isopropanol (iPr), isopropyl myristate (IPM), ethanol, dipropylene glycol (DPG) and triethyl citrate (TEC),
• wherein the mixture comprises or consists of, with regard to the total weight of the mixture, respectively,
• 0.0001 to 80 wt.-% of component a),
• 0.0001 to 1.5 wt.-% of component b),
• 0.0001 to 3 wt.-% of component c),
• 0.005 to 10 wt.-% of component d),
• 0.005 to 10 wt.-% of component e),
• 0.000005 to 25 wt.-% of component f),
• 0.0001 to 98 wt.-% of component g),
• 0.0005 to 95 wt.-% of component h),
• 0.0001 to 1 wt.-% of component i), if present,
• 0.005 to 95 wt.-% of component j) if present, and
• 0.01 to 95 wt.-% of component k), if present.