Vitamin E pour Brittle Hair and Nails Syndrome

Based on 2 studies with 30 total participants. Results are mixed across studies.

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En conclusion

Based on 2 studies with 30 total participants. Results are mixed across studies.

Key Study Findings

prospective controlled study n=30

Investigation of ischaemia-modified albumin and antioxidant vitamins and minerals levels in alopecia areata patients and …

Dose: None vs: Placebo Effet: None None

Other

Extensive Bioactivity of Astaxanthin from Haematococcus pluvialis in Human.

Dose: None vs: None Outcome: None Effet: None None

Population: None

Key Statistics

Études

Participants

↔

Mixed

Note

Referenced Papers

Investigation of ischaemia-modified albumin and antioxidant vitamins and minerals levels in alopecia areata patients and evaluation of their relationship with … Other

Cutaneous and ocular … 2025 1 citations

Extensive Bioactivity of Astaxanthin from Haematococcus pluvialis in Human. Other

Advances in experimental … 2021 13 citations

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

Posologies couramment utilisées

general:: 400 IU/day mixed tocopherols; 50-100 mg/day tocotrienols

Limite supérieure : 1,000 mg/day (1,500 IU natural; 1,100 IU synthetic)

Posologies étudiées dans la recherche

Posologie	Durée	Effet	N
None	--	Neutral	30
None	--	Positive	--

Moment optimal de prise : With a fat-containing meal for optimal absorption

Safety & Side Effects

Effets indésirables signalés

⚠ Increased bleeding risk at high doses
⚠ Nausea and gastrointestinal discomfort
⚠ Fatigue and muscle weakness (rare at high doses)
⚠ Potential interference with vitamin K activity

Interactions connues

● Anticoagulants and antiplatelet drugs (increased bleeding risk)
● Chemotherapy and radiation (antioxidant interference — consult oncologist)
● Statins and niacin (may reduce HDL-raising effects)
● Iron supplements (vitamin E may impair iron absorption in deficient individuals)

Apport maximal tolérable : 1,000 mg/day (1,500 IU natural; 1,100 IU synthetic)

Consultez toujours votre professionnel de santé avant de commencer tout complément alimentaire.Consultez toujours votre professionnel de santé avant de commencer tout complément alimentaire.

Frequently Asked Questions

Does Vitamin E help with Brittle Hair and Nails Syndrome?

Based on 2 studies with 30 participants, there is preliminary evidence that needs more research that Vitamin E may support Brittle Hair and Nails Syndrome management. Our evidence grade is D (Very Early Research).

How much Vitamin E should I take for Brittle Hair and Nails Syndrome?

Studies have used various dosages. A commonly studied range is 400 IU/day mixed tocopherols; 50-100 mg/day tocotrienols. Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Vitamin E?

Reported side effects may include Increased bleeding risk at high doses, Nausea and gastrointestinal discomfort, Fatigue and muscle weakness (rare at high doses), Potential interference with vitamin K activity. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Vitamin E and Brittle Hair and Nails Syndrome?

We rate the evidence as Grade D (Very Early Research). This rating is based on 2 peer-reviewed studies with 30 total participants. The overall direction of effect is mixed.

Related Evidence

Autres ingrédients pour Brittle Hair and Nails Syndrome

Silica (Silicon) D

Vitamin E pour d'autres pathologies

Amincissement Capillaire Lié à l'Âge D

Verdict rapide

Based on 2 studies with 30 total participants. Results are mixed across studies.

Evidence Strength30%

Low confidence

Synthèse des études

RCT (0)Meta (0)Other (2)

Comparer les alternatives

Découvrez comment d'autres ingrédients se comparent pour cette condition.Découvrez comment d'autres ingrédients se comparent pour cette pathologie.

Voir tous les ingrédients pour Brittle Hair and Nails Syndrome

En savoir plus

Avertissement FDA: Ces déclarations n'ont pas été évaluées par la Food and Drug Administration. Les produits et informations sur ce site ne sont pas destinés à diagnostiquer, traiter, guérir ou prévenir quelque maladie que ce soit. Les notes de preuve présentées sont basées sur notre analyse de la recherche publiée et évaluée par des pairs et ne constituent pas un avis médical. Consultez toujours votre professionnel de santé avant de commencer tout régime de compléments alimentaires.