What is the recommended dosage for Vitamin E?

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

What are the side effects of Vitamin E?

Potential side effects 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.

Can vitamin E supplements support hair growth?

Vitamin E is a fat-soluble antioxidant that may support scalp health by reducing oxidative stress around hair follicles. One small clinical trial found that tocotrienol supplementation (a form of vitamin E) was associated with increased hair count over 8 months compared to placebo. However, the overall evidence is limited and larger studies are needed. Excessive vitamin E intake can interfere with blood clotting — consult your healthcare provider before supplementing.

What is the recommended dosage of vitamin E for hair health?

The studied dosage for hair-related outcomes is typically 50-400 IU (as mixed tocotrienols) daily. The tolerable upper intake level for adults is 1,000 mg/day (approximately 1,500 IU natural or 1,100 IU synthetic). Because vitamin E is fat-soluble and accumulates in the body, it is important not to exceed recommended amounts without medical guidance. Taking vitamin E with a fat-containing meal may improve absorption.

What is the difference between tocopherols and tocotrienols in vitamin E supplements?

Vitamin E is a family of 8 compounds: 4 tocopherols (alpha, beta, gamma, delta) and 4 tocotrienols (alpha, beta, gamma, delta). Most inexpensive vitamin E supplements contain only alpha-tocopherol, but the hair growth research showing benefits used mixed tocotrienols, not alpha-tocopherol alone. A notable 8-month RCT with 38 participants found that mixed tocotrienol supplementation increased hair count by 34.5% compared to a 0.1% increase in the placebo group — a striking finding that was specific to the tocotrienol form. Tocotrienols are found primarily in palm oil and rice bran oil. When choosing a vitamin E supplement for hair support, look specifically for products containing mixed tocotrienols rather than alpha-tocopherol only.

Vitamin E

vitamin

Also known as: Alpha-tocopherol, Tocotrienols, Mixed tocopherols

𝕏 LinkedIn

<\/script>\n

`; }, get iframeSnippet() { const domain = 'haircited.com'; const params = 'ingredient\u003Dvitamin\u002De'; return ``; }, get activeSnippet() { return this.method === 'script' ? this.scriptSnippet : this.iframeSnippet; }, copySnippet() { navigator.clipboard.writeText(this.activeSnippet).then(() => { this.copied = true; setTimeout(() => { this.copied = false; }, 2000); }); } }" @keydown.escape.window="open = false" @click.outside="open = false">

Embed This Widget

Style

Widget powered by . Free, no account required.

About

Vitamin E is a fat-soluble antioxidant that may support scalp health by reducing oxidative stress in hair follicles. Tocotrienols, a subgroup of vitamin E, have shown promise in small clinical trials for supporting hair density, possibly by inhibiting lipid peroxidation in the scalp microenvironment.

How It Works

Reduces lipid peroxidation in scalp follicles; tocotrienols may inhibit oxidative stress-mediated follicle miniaturization and support microcirculation.

Evidence For Conditions

Condition	Grade	Studies	Participants
Age-Related Hair Thinning	D	2	30	View →
Brittle Hair and Nails Syndrome	D	2	30	View →

Side Effects

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

Drug & Supplement Interactions

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)

Always inform your healthcare provider about all supplements you take.

Related Ingredients

Biotin Folate Vitamin A Vitamin B12 Vitamin D

Quick Facts

Dosage: General: 400 IU/day mixed tocopherols; 50-100 mg/day tocotrienols
Forms: softgel capsule liquid topical
Natural Sources: Sunflower seeds, Almonds, Wheat germ oil, Spinach, Avocado
Upper Limit: 1,000 mg/day (1,500 IU natural; 1,100 IU synthetic)
Best Time: With a fat-containing meal for optimal absorption

Evidence Summary

Age-Related Hair Thinning D

Brittle Hair and Nails Syndrome D

FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. The products and information on this website are not intended to diagnose, treat, cure, or prevent any disease. The evidence grades presented are based on our analysis of published peer-reviewed research and do not constitute medical advice. Always consult your healthcare provider before starting any supplement regimen.