The present invention relates to novel physiological coolants, mixtures of coolants containing these novel agents, mixtures of the coolants with flavors, the use of these coolants, and articles and end preparations for the consumer containing the physiological coolants or mixtures of coolants.

The present invention is in the field of antioxidants and relates to cosmetic or pharmaceutical, preferably dermatological, compositions or homecare product comprising or consisting of a synergistic combination of a specific antioxidant and an effective amount of 1,2-heptanediol and/or 2,3-heptanediol or of a specific alkanediol or a mixture of two or more different specific alkanediols and the use of said compositions as a cosmetic, for personal care, as a pharmaceutical or homecare product, in particular for scavenging reactive oxygen species (ROS), for inhibition matrix metalloproteinases expression and/or for inhibiting interleukin 8 (IL-8) secretion. Additionally, the present invention relates to the use of 1,2-heptanediol and/or 2,3-heptanediol or of a specific alkanediol or a mixture of two or more different specific alkanediols for enhancing the antioxidative effect of an antioxidant in a cosmetic or pharmaceutical, preferably dermatological, composition or homecare product, and/or for enhancing the antioxidative effect of a cosmetic or pharmaceutical, preferably dermatological, composition upon application.

The present invention relates to food, cosmetic or pharmaceutical preparations or homecare products comprising or consisting of a synergistic combination of an effective amount of an antimicrobial compound and an effective amount of a certain mycosporine-like amino acid compound. Additionally, the present invention relates to the use of such mycosporine-like amino acid compounds for boosting the efficacy of an antimicrobial compound. Finally, the present invention relates to a method for boosting the efficacy of an antimicrobial component comprising the admixing an antimicrobial compound with at least one of said mycosporine-like amino acid compound.