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Three food products found adulterated with substances not permitted for use in food

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04 Aug 2026

            The Singapore Food Agency (SFA) has detected medicinal substances in three food products:

 

Product Name Medicinal substance detected
B Solution Honey (Liquid) Tadalafil
Shaio-Ge Xian Li 365 S1 Botanical Beverage Mix Barley Seedling Powder Sennosides
Jus Tuan Haji 1921 Dexamethasone

 

2            SFA has worked with sellers to remove the listings of the products and issued advisories to the respective sellers to stop selling the products with immediate effect.

3           Tadalafil is a prescription medicine used to treat erectile dysfunction and should only be taken under medical supervision. Inappropriate use of Tadalafil is dangerous and can increase the risk of serious adverse effects, including heart attack, stroke, headache, migraine, irregular heart rate, and priapism (painful and exceedingly long erections). Tadalafil can also pose serious risks to certain individuals, including those with heart-related problems. It can cause potentially life-threatening low blood pressure in those who are on heart medications, especially those containing nitrates.

4           Sennosides is used for the relief of constipation. Common side effects of Sennosides may include abdominal pain, spasms, diarrhoea, and low potassium levels in the blood leading to muscle weakness and/or cramps. Prolonged use of Sennosides may lead to a lazy bowel (bowel muscles become too relaxed leading to less frequent bowel emptying, which may lead to long-term constipation) and dehydration.

5           Dexamethasone is a type of steroid medicine used to treat various inflammatory conditions, including allergic skin reactions, rheumatoid arthritis, scleroderma, bursitis, and synovitis. Side effects may include blurred vision, excessive hair growth, acne, menstrual irregularities, headache, and Cushing’s syndrome. Symptoms of overdose may include psychosis, hallucinations, and electrolyte and fluid imbalance.

6           Details of the products are as follows:

7           Consumers who have purchased the implicated products should not consume them. Those who have consumed the implicated products and have concerns about their health should seek medical advice. Consumers should also exercise caution and be mindful of the risks associated with consuming food bought from unknown or unverified sources and are advised to seek more information before making any purchase.

8           Members of the public who have any information on the sale and supply of these food products may write in to SFA at www.sfa.gov.sg/feedback.  

 

 


Issued by the Singapore Food Agency
4 August 2026

 

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