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Safety Assessment and Hypoglycemic Effect of Moringa oleifera Lam. Seed Lectin (WSMoL) in Alloxan-Induced Diabetic Mice.

Dos Santos ANS, de Barros MC, de Souza CSV, da Silva RC, Coelho LCBB, Dos Santos Correia MT, Tenório FDCÂM, de Oliveira AM, Napoleão TH, de Vasconcelos Alves RR

Journal of applied toxicology : JAT18 March 2026
27
Early
Animal In VivoMixedBlood SugarInflammation

Dos Santos ANS, de Barros MC, de Souza CSV et al. (2026). Safety Assessment and Hypoglycemic Effect of Moringa oleifera Lam. Seed Lectin (WSMoL) in Alloxan-Induced Diabetic Mice.. Journal of applied toxicology : JAT.

This animal study investigated WSMoL, a lectin extracted from moringa seeds, for both safety and blood sugar effects in diabetic mice. Researchers tested three doses (10, 25, and 50 mg/kg) given by injection over 14 days. The study had two main parts: safety testing and diabetes treatment evaluation. For safety, they monitored the mice for behavioral changes, weight changes, blood cell counts, and organ damage. For diabetes effects, they used alloxan to damage the mice's insulin-producing cells, creating a diabetic condition, then treated them with WSMoL. The results were mixed. On the positive side, WSMoL effectively lowered blood sugar levels, with the highest dose working as well as insulin injections. It also improved the mice's ability to process sugar and appeared to protect the liver and kidneys from diabetes-related damage. However, there were concerning safety issues. The treatment reduced certain white blood cells and caused inflammation in organs like the liver, spleen, and kidneys. Importantly, WSMoL didn't cause genetic damage or death in the mice. The researchers concluded that while WSMoL shows promise as a natural diabetes treatment, the safety concerns mean it should be used cautiously and needs more research before human trials.

Study details

Population

Swiss mice, alloxan-induced diabetic model

Duration

14 days

Plant part

Seed

Preparation

Extract Other

Dosage

50 mg (10, 25, or 50 mg/kg i.p.)

Dosage protocol

Intraperitoneal injection of 10, 25, or 50 mg/kg daily for 10-14 days

Key compounds

WSMoLlectin

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