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Stories

  • Article

“Everybody desires a degree of independence”

I’m 26, and building a network of friends and my career. Unlike most people my age, I’m entirely dependent on carers to achieve this.

  • Article

Sacred cows and nutritional purity in India

Apoorva Sripathi explores the complex reasons behind India’s recent boom in all things dairy – beginning with a 1970s Western food-aid programme.

  • Article

The relationship between science and art

Often seen as opposites, science and art both depend on observation and synthesis.

  • Article

Identifying skin lightening agents in cosmetics

Could your moisturiser be damaging your health? If it contains skin-lightening agents, the answer is yes. But this is an area where consumers definitely do not have the upper hand.

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Images

  • Vitamin A deficiency in red-eared terrapin
  • Vitamin C imaged with polarised light. Vitamin C (ascorbic acid) is an important vitamin, essential for collagen formation and wound healing, it also facilitates to absorption of iron. A good source of Vitamin C is found in a variety of fruit and vegetables, notably citrus friuts, kiwi and broccoli. It is a water soluble vitamin so is excreted by the body and, therefore, needs to be ingested regularly. A lack of Vitamin C causes scurvy.
  • Vitamin C imaged with polarised light. Vitamin C (ascorbic acid) is an important vitamin, essential for collagen formation and wound healing, it also facilitates to absorption of iron. A good source of vitamin C is found in a variety of fruit and vegetables, notably citrus friuts, kiwi and broccoli. It is a water soluble vitamin so is excreted by the body and, therefore, needs to be ingested regularly. A lack of vitamin C causes scurvy.
  • Vitamin C (ascorbic acid) crystals imaged by cross polarised light microscopy. Vitamin C is an antioxidant and is important for collagen formation and wound healing. A good source of vitamin C is found in a variety of fruit and vegetables including citrus friuts, brussels sprouts and broccoli. It is a water soluble vitamin that cannot be stored in the body so needs to be ingested regularly. A lack of Vitamin C causes scurvy. 100X image magnification.
  • La vitamina A en forma acuosa es superior a una solución oleaginosa ... : gotas vitamínicas Vi-Syneral / U.S. Vitamin Corporation.
  • La vitamina A en forma acuosa es superior a una solución oleaginosa ... : gotas vitamínicas Vi-Syneral / U.S. Vitamin Corporation.
  • Vitamin C, also known as a ascorbic acid, is a water-soluble vitamin, which means it is excreated by the body and needs to be replaced in our diet. Unlike most mammals, humans do not have the ability to make their own vitamin C. Vitamin C deficiency can lead to scurvy.
  • A histogram comparing the vitamin C content of various foods. Colour lithograph.
  • A histogram comparing the vitamin C content of various foods. Colour lithograph.
  • A baby receiving vitamin A in Kenya. Colour lithograph by Ministry of Health, ca. 2000.
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