Estimated mean requirement and safe level of intake for vitamin A, in Retinol Equivalents (RE) (1 RE = 1 mcg. of retinol or 6 mcg. of beta-carotene):

  • Adolescents, 10–18 years: 330–400 (mcg RE/day, mean requirement), 600 (mcg RE/day, recommended safe intake)
  • Adult females, 19–65 years: 270 (mcg RE/day, mean requirement), 500 (mcg RE/day, recommended safe intake)
  • Adult females, 65+ years: 300 (mcg RE/day, mean requirement), 600 (mcg RE/day, recommended safe intake)
  • Males: 300 (mcg RE/day, mean requirement), 600 (mcg RE/day, recommended safe intake)

Food sources, examples (RE per 100 grams).

Fresh fruits and raw and cooked fruit vegetables:

  • Mango - 523
  • Apricots - 260 (dry - 730)
  • Cantaloup 322
  • Squash, cooked 714
  • Red pepper, raw - 580

Root (tubers) and green vegetables, flowers:

  • Carrots, raw - 2574
  • Sweet potato, cooked - 2180
  • Dandelion, raw - 1400
  • Spinach, raw - 674

Seaweed:

  • Spirulina - 28333
  • Nori - 4895

Author

Lena Nechet, artist - Fine art, media productions, language.
San Diego, California , USA, LenaNechet.com
Art@LenaNechet.com 323-686-1771

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