# The Food Supplements (Magnesium L-threonate monohydrate) (Wales) Regulations 2026, Regulation 3: Purity criteria for magnesium L-threonate monohydrate


The purity criteria for magnesium L-threonate monohydrate are set out in the Schedule.

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Source: https://www.legislation.gov.uk/wsi/2026/56/regulation/3 (the official version)
Page: https://openlegislation.uk/food-supplements-magnesium-l-threonate-monohydrate-wales-regulations-2026/regulation-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.