While healthy adults typically recover within a few days, infection can lead to severe illness, hospitalisation, or life-threatening dehydration in vulnerable populations.
A dozen eggs are seen in a carton on February 10, 2025, in Monterey Park, California. (Photo by Frederic J. BROWN / AFP).
International health authorities have issued a stark warning regarding a growing Salmonella outbreak linked to contaminated eggs, urging high-risk individuals to refrain from consuming undercooked or runny eggs when dining out.
The UK Food Standards Agency (FSA) and health agencies declared a national outbreak after hundreds fell ill and one fatality was recorded. The outbreak has been traced primarily to imported eggs used in commercial eateries, restaurants, and bakeries.
While the current outbreak is centred internationally, public health experts emphasise that food safety precautions around poultry and eggs are globally critical, particularly in fast-growing food markets like Nigeria, where commercial food handling and raw egg preparations carry similar contamination risks.
What is Salmonella, and Who is Most at Risk?
Salmonella is a genus of bacteria naturally present in the intestinal tracts of poultry, cattle, and other animals. It enters human diets through undercooked poultry, unpasteurized dairy, or raw egg products.
When ingested, the bacteria cause gastroenteritis. While healthy adults typically recover within a few days, infection can lead to severe illness, hospitalisation, or life-threatening dehydration in vulnerable populations.
High-Risk Groups:
- Infants and children under 5 years old
- Pregnant women
- Adults aged 65 and above
- Persons with weakened immune systems (e.g., individuals undergoing cancer treatment or living with chronic medical conditions)
Common Symptoms:
- Severe abdominal cramps
- Watery or bloody diarrhoea
- High fever and chills
- Nausea and persistent vomiting
What Does This Mean for You and Your Family?
The public health lesson applies directly to everyday choices in Nigerian homes, eateries, and street food stalls.
In local culinary culture, half-boiled eggs or raw egg additions are commonly consumed in street-side food spots (such as aboki/mishai joints), fast-food outlets, and home kitchens.
According to general public health guidelines issued by the Nigeria Centre for Disease Control and Prevention (NCDC), preventing foodborne illness requires strict handling practices, as raw poultry products carry elevated bacterial risks.
High-Risk Foods to Watch When Dining Out or Buying Prepared Food:
- Popularly served with noodles or toast at local eateries.
- Adding raw eggs directly into hot pap (akamu/ogi), tea, or energy drinks.
- Freshly prepared local salad creams or mayonnaise made with raw egg yolks rather than pasteurised ingredients.
- Custards, soufflés, or meringue toppings produced by commercial bakeries where thorough baking temperatures may vary.
| Kitchen Practice | Safe Habit | Unsafe Habit |
|---|---|---|
| Cooking Eggs | Fry or boil until both yolk and white are solid and firm. | Eating soft, runny, or half-cooked yolks (for high-risk individuals). |
| Buying & Storing | Store eggs in cool settings; discard cracked or dirty eggs. | Washing eggs before storage (forces surface bacteria inside through porous shells). |
| Kitchen Hygiene | Wash hands and cutting surfaces with soap after touching raw eggshells. | Placing cooked food on surfaces previously touched by raw egg liquids. |
| Dining Out | Explicitly request “well-done, hard-cooked” eggs when ordering at restaurants or local joints. | Consuming raw or undercooked egg toppings on fast-food meals. |
