Salt: nutrient or Toxin?

Patricia Garrido Torres ID: 0913770 March 2008 Supervisor: Dr Madigan Salt Nutrient or Toxin

Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Salt in food ,[object Object],[object Object],[object Object]

Question time??? ,[object Object],[object Object],Salt = Na + Cl + ?? 2

The importance of salt ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Reality of the salt intake The truth: the salt necessities are very small. PROBLEM : So what happens to the excess of salt in our diet? Human ancestors 1 g salt/ day Nowadays More than 10 g salt/ day

Excess of salt ,[object Object],[object Object],[object Object],[object Object],Sodium holds water Increase of blood volume Heart has to work harder Increasing pressure in arteries Hypertension

Hypertension ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Other causes of Hypertension Positively correlated with: Age Body mass index Genetic factors Physical activity Fat / Triglycerides Smoking Caffeine products Alcohol consumption High salt intake + Fatty diet = High risk to develop cardiovascular diseases

Other adverse effects of excessive salt intake ,[object Object],[object Object],[object Object],[object Object]

What is being done? ,[object Object],In 1994 COMA recommends a reduction in salt intake to 6g/ day Recommendations are also in place for children Campaigns to raise public awareness Initiatives by food manufacturers

Salt: nutrient or Toxin?

Recommended

Recommended

More Related Content

What's hot

What's hot (20)

Similar to Salt: nutrient or Toxin?

Similar to Salt: nutrient or Toxin? (20)

Recently uploaded

Recently uploaded (20)

Salt: nutrient or Toxin?