CompoAtlas

Magtein® (Magnésium L-thréonate)

Food supplement declared in France, decision dated 18 April 2026

Magtein® (Magnésium L-thréonate) (NaturesPlus) is a food supplement declared in France. Status: déclaré en France, commercialisation possible : l'administration ne s'est pas opposée à la déclaration (ce n'est ni une autorisation ni une évaluation de sécurité). None of the rules we check flags an issue with its declared composition; vitamin and mineral doses are not published by Compl'Alim and are therefore not checked.

Brand
NaturesPlus
Food business operator placing the product on the market
NATUR IMPORT S.L.
Status
Déclaré en France, commercialisation possible : l'administration ne s'est pas opposée à la déclaration (ce n'est ni une autorisation ni une évaluation de sécurité)
Form
Comprimé
Daily dose
3 gélules par jour
Directions for use
Les adultes et les enfants de plus de 10 ans doivent prendre 3 gélules par jour. Elles peuvent être prises en une seule fois ou réparties tout au long de la journée.
Objectives stated by the manufacturer (these are not authorised claims)
Concentration, Humeur, Mémoire, Sommeil, Système nerveux

Declaration 362821, procedure Article 15. Compl'Alim, food supplement declarations (France), retrieved 23 October 2026.

Regulatory points

None of the rules we check applies to the declared ingredients.

Declared composition

Vitamins and minerals

Compl'Alim does not publish vitamin and mineral doses. The references below help you read the product label: EFSAEuropean Food Safety Authority. safety limit for adults and maximum dose set in France per product (Order of 9 May 2006, not revised since November 2006).

Declared formNutrientEFSA limit, adults Maximum dose in France
L-thréonate de magnésiumMagnésium250 mg300 mg
6-palmitate de L-ascorbylVitamine Cpas de limite (données insuffisantes)180 mg

Additives

E464, E460, E551

List from the declaration, administrative decision dated (Compl'Alim, food supplement declarations (France)).

Has the product changed? Photograph the packaging.

Label warnings

Contre-indiqué en cas d'insuffisance rénale sans surveillance médicale. Les compléments alimentaires à base de magnésium peuvent réduire l'absorption des : tétracyclines, quinolones et bisphosphonates (espacer la prise d'au moins 2 heures).

This information reproduces the manufacturer's declaration to the administration (DGAL). It does not say whether the product is effective and does not replace advice from a doctor or pharmacist, particularly during pregnancy or when taking medication.

Other declarations with the same name

In France, every company that markets a supplement declares it, so one product can have several declarations (new formula, another distributor, an older declaration withdrawn). Each line compares the declared composition with this page.

Brand : NaturesPlus