In modern diets, snacks have become an indispensable treat during leisure time alongside the three daily meals. A survey by the National Institute of Nutrition and Food Safety at the Chinese Center for Disease Control and Prevention reveals that over 60% of children and adolescents aged 3 to 17 in China consume snacks daily. Most adults also rely on snacks while chatting, watching TV, or relaxing.Though tasty, snacks harbor numerous hidden dangers and can become insidious threats to health.
Seventy percent of substandard foods are snacks
In recent years, reports of substandard snacks harming children's health have frequently appeared in the media: In 2007, four elementary school students in Lehong Village, Zhaotong City, Yunnan Province, died from poisoning after eating fried instant noodles;In March 2009, a sixth-grade student at Hope Primary School in Wuwei County, Chaohu City, Anhui Province, died from poisoning after eating "Daodao Rou" snacks. In September 2009, three students at the Seventh Primary School in Shuangcheng City, Harbin, experienced vomiting and convulsions after consuming "Lanzhou Xiaola Juan" snacks.Shanghai media also reported that local children suffered kidney failure after consuming snacks with excessive food additives.
Most "snack enthusiasts" in daily life are children and young to middle-aged women. When buying snacks, they typically prioritize taste over quality and hygiene concerns. Regarding this, Professor Jiang Weibo from the College of Food Science at China Agricultural University stated that his research team analyzed food samples randomly inspected by the Beijing Food Safety Office from January to July 2008. The results revealed that among over 150 batches failing safety standards, nearly 70% were snacks.
Five Hidden Hazards in Snacks
Why do snacks dominate the list of non-compliant foods? Jiang Wei-bo attributes this to three primary reasons:
First, the vast array of snack foods on the market today often prioritizes taste and visual appeal, leading to issues like excessive additives or illegal ingredients.
Second, the snack industry spans a broad spectrum, encompassing both factory-processed goods and products from small street workshops. This diversity often results in a lack of standardized production practices within the snack sector. When regulatory authorities establish oversight standards, it is impractical to include every potential hazard in routine testing parameters, leading to a significant presence of harmful snacks in the market.
Third, consumers often prioritize taste over safety when selecting snacks, creating a market demand for substandard products.Harmful substances and excessive additives in substandard snacks pose health risks. Statistical analysis of random inspection data reveals five most prevalent snack hazards.
Snacks consistently appear on the "blacklist" of non-compliant foods, including: instant noodles, various plum candies, dried apricots, sweet potato chips, dried pineapple, melon seeds, beef jerky, squid strips, seaweed snacks, and flavored sausages.
Excessive Food Colorings
Some food producers excessively use synthetic colorings to enhance the visual appeal of snacks like puffed foods and candies. Synthetic colorings pose higher health risks than natural ones. Long-term or single-dose consumption of products exceeding coloring limits may cause diarrhea, posing significant hazards to children's development. While natural colorings are safer, their higher cost discourages many manufacturers from using them.
Excessive Preservatives
Food preservatives—natural or synthetic substances like benzoic acid, potassium sorbate, and nitrites—are added to prevent spoilage during transport and storage. Excessive intake may inhibit bone growth and harm kidney and liver health.
High Salt and Sugar Content
Snacks like preserved plums and dried tofu contain substantial amounts of salt or sugar, which increase kidney strain and pose risks to the cardiovascular system. In European and American markets, foods labeled "sugar-free" or "salt-free" are more popular.
Excessive Trans Fatty Acids
Most pastries, ice creams, and cookies on the market list "vegetable shortening" or "vegetable butter" in their ingredients, which contain high levels of trans fatty acids. Excessive intake can impair children's cognitive development, harm the heart, and even lead to infertility.