Food Safety | What is Food Safety
FOOD SAFETY
Food safety is the prevention of foodborne illnesses and
diseases caused by the consumption of contaminated food. Food safety is
important for protecting human health, promoting economic development, and
ensuring food security. Food safety involves the whole food chain, from
production to consumption, and requires the collaboration of various
stakeholders, such as governments, producers, processors, retailers, consumers,
and international organizations.
Foodborne illnesses and diseases are caused by harmful
microorganisms (such as bacteria, viruses, parasites, or fungi), toxins (such
as pesticides, chemicals, or natural toxins), or physical hazards (such as
glass, metal, or plastic) that contaminate food. Foodborne illnesses and
diseases can cause a range of symptoms, such as nausea, vomiting, diarrhea,
abdominal pain, fever, headache, or fatigue. Some foodborne illnesses and
diseases can also lead to chronic complications, such as kidney failure, liver
damage, neurological disorders, or cancer. According to the World Health
Organization (WHO), an estimated 600 million people fall ill and 420 000 die
every year from eating unsafe food.
Food safety is influenced by various factors, such as
environmental conditions, agricultural practices, animal health, food
processing methods, storage conditions, transportation systems, distribution
channels, hygiene practices, cooking methods, and consumer behavior. Food
safety can be compromised at any stage of the food chain by various hazards,
such as microbial contamination (e.g., Salmonella, E. coli, Listeria), chemical
contamination (e.g., pesticides, heavy metals, aflatoxins), or physical
contamination (e.g., foreign objects). Therefore, food safety requires a
comprehensive and integrated approach that covers all aspects of the food
chain.
Food safety can be ensured by applying various measures and
standards throughout the food chain. Some of these measures and standards are:
- Good agricultural practices (GAPs): These are guidelines
for farmers and producers to ensure the quality and safety of their products
from farm to fork. GAPs include using safe water sources, controlling pests and
diseases, minimizing the use of pesticides and veterinary drugs, preventing
contamination from animal waste or soil, and handling and transporting products
properly.
- Good manufacturing practices (GMPs): These are guidelines
for processors and manufacturers to ensure the quality and safety of their
products during processing and packaging. GMPs include maintaining hygienic
facilities and equipment, controlling temperature and humidity levels,
preventing cross-contamination between raw and cooked products or allergens,
testing products for hazards or defects, and labeling products correctly.
- Good hygiene practices (GHPs): These are guidelines for
retailers and food service operators to ensure the quality and safety of their
products during storage and preparation. GHPs include keeping premises and
utensils clean and sanitized, storing products at appropriate temperatures and
conditions, separating raw and cooked products or allergens, cooking products
thoroughly and at the right temperature, reheating leftovers properly, and
serving products promptly.
- Good consumer practices (GCPs): These are guidelines for
consumers to ensure the quality and safety of their food at home or outside.
GCPs include washing hands before handling food or eating; washing fruits and
vegetables before eating; checking labels for expiry dates or allergens;
avoiding foods that look spoiled or smell bad; storing foods in clean
containers at appropriate temperatures; using separate cutting boards or knives
for raw and cooked foods; heating foods until steaming hot; discarding
leftovers after two hours at room temperature; and reporting any suspected food
poisoning cases.
Food safety is a shared responsibility that requires the
cooperation of all stakeholders involved in the food chain. Food safety can
also be enhanced by following international standards and guidelines developed
by organizations such as the WHO or the Codex Aliment Arius Commission. Food
safety can also benefit from the use of new technologies and innovations that
can improve detection methods, traceability systems, risk assessment tools, or
communication platforms. Food safety is essential for ensuring public health,
economic growth, and social development.
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