Na-enyocha...
Atụgharịrị ya na-akpaghị aka. Maka ọnụọgụ ọgwụ na ịdọ aka ná ntị: lee nke mbụ n'asụsụ Bekee. Gụọ n'asụsụ Bekee
Home / Ọgwụ A–Z / L-histidine

L-histidine

May help revitalize hair, dry skin and nail growth and may temporarily relieve dry, aging skin, brittle nails, slow hair & nail growth, skin blemishes.

Checked against the official label · Updated

Sold without prescription in some countries Oral

L-histidine: quick answers

What it is
Amino Acid
Used for
May help revitalize hair, dry skin and nail growth and may temporarily relieve dry, aging skin, brittle nails, slow hair & nail growth, skin blemishes & rashes** **Claims based on traditional homeopathic practice, not accepted medical evidence.
Usual adult dose
Adults only : Spray twice under the tongue three times a day.
Prescription
Sold without prescription in the United States; rules differ by country.

From the official label (Jun 2023). Your prescription and pharmacist come first.

How to use L-histidine

What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.

Who it is for

May help revitalize hair, dry skin and nail growth and may temporarily relieve dry, aging skin, brittle nails, slow hair & nail growth, skin blemishes & rashes** **Claims based on traditional homeopathic practice, not accepted medical evidence. Not FDA evaluated.

How to take it and how often

Adults only : Spray twice under the tongue three times a day.

Warnings

Do not use if you have ever had an allergic reaction to this product or any of its ingredients. Ask a doctor before use if you have excessive itching, dryness, redness or swelling of the skin. Stop use and ask a doctor if symptoms persist for more than 7 days, worsen, or if new symptoms occur. Keep out of reach of children. In case of overdose, get medical help or call a Poison Control Center right away. If pregnant or breast feeding, ask a health professional before using product. Do not use if TAMPER EVIDENT seal around neck of bottle is missing or broken. Other information: Store at room temperature.

How to store it

Keep out of reach of children.

If you miss a dose

Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.

From the official U.S. FDA label for this active ingredient. Your pack may have a different strength, so always read its leaflet. If a doctor prescribed it, follow the prescription. Ask a pharmacist if you are unsure. Label dated 2023-06-15.

How much L-histidine costs

In other countries

Prices in other countries are not what you will pay where you live; they show how prices compare.

Registered products

United States (FDA)

L-histidine Monohydrochloride MonohydrateHISTIDINE MONOHYDROCHLORIDE MONOHYDRATE 1 kg/kg · Powder · Ajinomoto Health & Nutrition North America Inc.
NDC 51495-817Label
L-histidineHISTIDINE 1 kg/kg · Powder · Ajinomoto Health & Nutrition North America Inc.
NDC 51495-916Label
L-histidineHISTIDINE 50 kg/50kg · Powder · KYOWA HAKKO BIO CO., LTD.
NDC 12497-1032Label
L-histidine HydrochlorideHISTIDINE MONOHYDROCHLORIDE MONOHYDRATE 1 kg/kg · Powder · Spectrum Laboratory Products, Inc.
NDC 49452-3507Label
L-histidineHISTIDINE 25 kg/25kg · Powder · Shanghai Plumino Amino Acid Co., Ltd.
NDC 74920-004Label

Nigeria (NAFDAC)

NAFDACFinamin Syrup 200 mL A4-2789NAFDACDestyfer Syrup 200 mL A11-100662

Other countries: check your pack's registration number and we point you to your regulator.

Check your pack of L-histidine

Type the registration number on the pack, or scan it with your camera.

Or take photos of the pack
3 free checks left today Official sources: U.S. FDA · EMA (EU) · Health Canada · WHO alerts

Questions about L-histidine

What is L-histidine used for?

May help revitalize hair, dry skin and nail growth and may temporarily relieve dry, aging skin, brittle nails, slow hair & nail growth, skin blemishes & rashes** **Claims based on traditional homeopathic practice, not accepted medical evidence. Not FDA evaluated. (From the official U.S. FDA label.)

How do I take L-histidine?

Follow your prescription or the leaflet in your pack. The official label says: Adults only : Spray twice under the tongue three times a day.…

Can I take L-histidine while breastfeeding?

If pregnant or breast feeding, ask a health professional before using product. Ask your doctor or midwife first.

How long can I take L-histidine for?

Ask a doctor if symptoms persist for more than 7 days, worsen, or if new symptoms occur.

Do I need a prescription for L-histidine?

In many countries L-histidine is sold without a prescription in some strengths. Rules differ by country, so ask a pharmacist.

What brands contain L-histidine?

L-histidine is sold under names such as Freamine Iii 10, Clinimix E 4.25/10, Aminosyn Ii 8.5 % With Electrolytes, Sulfite-free, Aminosyn 8.5 % With Electrolytes, Sulfite-free, Trophamine 10 %, Trophamine 6 %, Plenamine, Prosol. Brand names differ between countries.

How can I check that my L-histidine is genuine?

Scan the registration number on your pack with PillVera (NAFDAC number in Nigeria, NDC in the United States, DIN in Canada), check the expiry date and buy only from licensed pharmacies.

Sources

This page shows what official sources say, in plain words. It is not medical advice: your prescription and your doctor or pharmacist come first. Brand names, strengths and rules differ between countries.