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[Alcohol intake and nutrition].

Y Itokawa1

  • 1Department of Nursing and Social Welfare Sciences, Fukui Prefectural University, Japan.

Nihon Arukoru Yakubutsu Igakkai Zasshi = Japanese Journal of Alcohol Studies & Drug Dependence
|March 29, 2000
PubMed
Summary

Alcoholic beverages offer minimal nutrients, primarily energy, impacting dietary habits and nutrient metabolism. Excessive alcohol intake affects thiamin and copper levels, with potential impacts on other nutrients.

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Area of Science:

  • Nutritional Science
  • Public Health
  • Biochemistry

Background:

  • Alcoholic beverages are widely consumed, raising questions about their nutritional value and health implications.
  • Understanding the relationship between alcohol consumption, dietary patterns, and nutrient metabolism is crucial for public health.
  • Previous research has explored various aspects of alcohol and health, necessitating a consolidated summary of findings.

Purpose of the Study:

  • To evaluate alcoholic beverages as a potential nutrient source.
  • To analyze the nutrient content of different types of alcoholic beverages.
  • To investigate the impact of alcohol consumption on dietary habits and nutrient metabolism.

Main Methods:

  • Literature review and summary of existing research on alcohol and health.
  • Analysis of nutrient composition in distilled versus brewed alcoholic beverages.
  • Survey studies on dietary habits of individuals in the brewing industry.
  • Animal experiments to assess the effect of alcohol on nutrient metabolism (thiamin, zinc, copper).

Main Results:

  • Brewed beverages contain significant magnesium, niacin, and vitamin B2; distilled beverages offer mainly energy.
  • Alcohol consumption correlates positively with intake of pulses, fish, eggs, and spices, but negatively with confectioneries, fruits, and dairy.
  • Increased alcohol intake is associated with higher energy and sodium intake, but lower intake of dietary fiber, niacin, vitamin C, carotene, and zinc.
  • Excess alcohol administration in animal models significantly decreased thiamin status and liver copper concentration.
  • Alcohol's effect on zinc metabolism was not significant in this study, contrasting with other reports.

Conclusions:

  • Alcoholic beverages contribute primarily energy, with limited micronutrient value except in brewed varieties.
  • Alcohol consumption influences dietary patterns, potentially leading to nutrient imbalances.
  • Excessive alcohol intake negatively impacts key nutrient metabolisms, particularly thiamin and copper, highlighting health risks.

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