Malt
What the research shows
Conflicting
studies in people disagree
What research says
Studies in people
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Concern
Tooth enamel erosion3
In people, malt drinks wore away tooth enamel, though how much varied a lot between volunteers.
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Benefit
Cells in the mouth4
In people, malt drinks with buckwheat, pea, corn and barley extracts were linked to fewer mouth cells with DNA damage.
Found in some samples or products
These come from where it was grown, how it was processed or cooked, or what it was made into. They are not about the ingredient itself, so the signal does not count them.
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Mould toxins in beer6
Mould toxins like DON turned up in most malt and beer samples, though usually at low levels.
Single cases of misuse or overdose
One person or one incident, such as an accidental overdose or a mistake in a kitchen or factory. They are real, but a single case does not show what happens at normal amounts, so the signal does not count them.
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Allergic reactions to food5
A teen's swelling and allergy symptoms came after malt in chocolate drinks and snacks, and tests showed his body reacted to malt.
The signal at the top counts the findings in people and in animal and lab studies. A concern in studies of people outranks animal and lab studies, and “No concerns” needs at least one finding in people. When most findings in people point one way, the page leans that way (“Mostly”), and every finding is still shown. Findings whose study type is not stated are shown but not counted. This page is a reference, not medical advice. It describes what regulators and published research say. Talk to a doctor or dietitian about your own diet.
Products
The 6 most-scanned of 12,196 products on Open Food Facts that list malt.
- Biscuits croquants au coeur onctueux de Nutella® nutella · 304 g 5 additives
- Weetabix Weetabix · 430 g 0 additives
- Muesli Crunchy HACENDADO · 200gr 0 additives
- Weetabix Weetabix · 430 g 0 additives
- Miel Châtaigne graines de lin Gerblé · 200 g 2 additives
- Weetabix Weetabix · 860 g 0 additives
References
- 1malt: ingredient taxonomy entry. Open Food Facts.
- 2Malt. Wikipedia. Accessed September 26, 2026. CC BY-SA 4.0.
- 3Caglar E, Cildir SK, Sandalli N. The erosive potential of different malt drinks: an in vitro and in situ study. J Clin Pediatr Dent. 2008;33(1):35-7.
- 4Novikova IV, Agafonov GV, Korotkikh EA, Kalaev VN, Nechaeva MS, Mal'tseva OY. [Evaluation of antimutagenic properties of powdered malt and polymalt extracts with the use of micronucleus test]. Gig Sanit. 2016;95(7):669-75.
- 5Wüthrich B. [Acute recurring Quincke edema in allergy to malt extract]. Schweiz Med Wochenschr. 1984;114(8):269-71.
- 6Ksieniewicz-Woźniak E, Bryła M, Waśkiewicz A, Yoshinari T, Szymczyk K. Selected Trichothecenes in Barley Malt and Beer from Poland and an Assessment of Dietary Risks Associated with their Consumption. Toxins (Basel). 2019;11(12). doi:10.3390/toxins11120715