Now showing items 1-5 of 5

  • Dietary effects on skin colour : appearance-based incentives to improve fruit and vegetable consumption 

    Whitehead, Ross David (University of St Andrews, 2013-06-25) - Thesis
    Poor diet precipitates significant social and economic burden, necessitating effective and economical dietary intervention strategies. Current population-level campaigns provide guidelines for living healthily and focus ...
  • Fruit over sunbed : carotenoid skin coloration is found more attractive than melanin coloration 

    Lefevre, Carmen E; Perrett, David I (2015) - Journal article
    Skin coloration appears to play a pivotal part in facial attractiveness. Skin yellowness contributes to an attractive appearance and is influenced both by dietary carotenoids and by melanin. While both increased carotenoid ...
  • Identification of products from canthaxanthin oxidation 

    Mordi, Raphael C.; Walton, John Christopher (2016-04-15) - Journal article
    Canthaxanthin is a carotenoid that lacks pro-vitamin A activity but is known to have antioxidant activity. The products of its oxidation in oxygen were found to be mainly substituted apo-carotenals and apo-carotenones. The ...
  • Skin colour changes during experimentally-induced sickness 

    Henderson, Audrey J.; Lasselin, Julie; Lekander, Mats; Olsson, Mats J; Powis, Simon J.; Axelsson, John; Perrett, David I. (2017-02) - Journal article
    Skin colour may be an important cue to detect sickness in humans but how skin colour changes with acute sickness is currently unknown. To determine possible colour changes, 22 healthy Caucasian participants were injected ...
  • Skin colour, pigmentation and the perceived health of human faces 

    Stephen, Ian David (University of St Andrews, 2009-11-11) - Thesis
    Many non-human animal species use colour to signal dominance, condition or reproductive status. These signals have not previously been noted in humans. This thesis investigates the effects of skin colouration and pigmentation ...