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Vitamin B1, C and other deficiencies

Avitaminoses (beriberi, scorbutus, pellagra) · Nedostatek vitaminů B1, C a dalších

What it is

Beriberi, scurvy and pellagra still occur — in alcohol dependence, restrictive diets and after bariatric surgery.

Symptoms & signs

  • B1: confusion, eye movement problems, heart failure
  • C: bleeding gums, bruising, poor healing
  • B3: dermatitis, diarrhoea, dementia

🚩 Get help if…

  • call 112 / 911 now Confusion, unsteady walking or eye movement problems in heavy drinkers
  • call 112 / 911 now Breathlessness and swollen legs with a racing heart
  • see a doctor soon Bleeding gums, easy bruising or wounds that will not heal
  • see a doctor soon Rough skin in sunlight with diarrhoea or memory problems

Where it strikes

  • Nervous system
  • Blood
  • Skeleton

Medical treatment

  • Thiamine before any glucose in suspected deficiency
  • vitamin C 1 g daily
  • nicotinamide
  • treat the cause and screen for others

Natural & lifestyle

  • Varied diet
  • supplement after bariatric surgery for life
  • thiamine in alcohol dependence
  • fresh fruit and vegetables

Emerging & experimental

  • Micronutrient screening protocols in high-risk groups

Alternative, off-label & anecdotal

Approaches used outside the guidelines, with what their supporters report and what testing has found so far.

  • Citrus fruit — cures scurvy (James Lind's trial of 1747, one of the first controlled trials) trials support
  • Vitamin megadoses for other illnesses — mostly untested anecdotal / traditional

ICD codes