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L-Leucine

L-Leucine is a brand of L-Leucine High.

INDICATIONS For the temporary relief of difficulty losing weight or reducing body fat, general weakness, muscle fatigue, dizziness, occasional headach.

Checked against the official label · Updated

Sold without prescription in some countries Oral

How to use L-Leucine

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

INDICATIONS For the temporary relief of difficulty losing weight or reducing body fat, general weakness, muscle fatigue, dizziness, occasional headache, or irritability.*

How to take it and how often
  • Place drops under tongue 30 minutes before/after meals
  • Adults and children 12 years and over: Take 10 drops up to 3 times per day
  • Consult a physician for use in children under 12 years of age
Warnings

In case of overdose, get medical help or contact a poison control center right away. Keep out of the reach of children. If pregnant or breastfeeding, ask a healthcare professional before use.

Pregnancy and breastfeeding

If pregnant or breastfeeding, ask a healthcare professional before use.

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 2026-01-08.

Same medicine, other brands

Products with L-Leucine High as the active ingredient. Names differ between countries.

Registered products

United States (FDA)

L-leucineLEUCINE 20 kg/20kg · Powder · Shanghai Plumino Amino Acid Co., Ltd.
NDC 74920-006Label
RecovatoneGLYCYRRHIZA GLABRA 1 [hp_X]/mL, POTASSIUM CHLORIDE 2 [hp_X]/mL, DIBASIC POTASSIUM PHOSPHATE 3 [hp_X]/mL · Liquid · Energique, Inc.
NDC 44911-0542Label
Electrolyte PlusPOTASSIUM CHLORIDE 3 [hp_X]/mL, ARGININE 3 [hp_X]/mL, LEVOCARNITINE 3 [hp_X]/mL · Liquid · Deseret Biologicals, Inc.
NDC 43742-2082Label
Strength FOXOGLURIC ACID 3 [hp_X]/mL, ISOLEUCINE 6 [hp_X]/mL, ARGININE 6 [hp_X]/mL · Liquid · BioActive Nutritional, Inc.
NDC 43857-0650Label
L-leucineLEUCINE 1 kg/kg · Powder · PharmaZell GmbH
NDC 12598-7116Label

Nigeria (NAFDAC)

NAFDACSherovite Syrup B4-5782NAFDACUptamin Capsules A11-1306NAFDACFinamin Syrup 200 mL A4-2789NAFDACMestymin Syrup 200 mL_ A11-100661NAFDACUptamin Syrup## (check strength and composition) A4-7548

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

Check your pack of L-Leucine

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-Leucine

What is in L-Leucine?

L-Leucine contains L-Leucine High. Other brands with the same active ingredient work the same way; the dose and strength on your pack are what matter.

What is L-Leucine used for?

INDICATIONS For the temporary relief of difficulty losing weight or reducing body fat, general weakness, muscle fatigue, dizziness, occasional headache, or irritability.* (From the official U.S. FDA label.)

How do I take L-Leucine?

Follow your prescription or the leaflet in your pack. The official label says: Place drops under tongue 30 minutes before/after meals. Adults and children 12 years and over: Take 10 drops up to 3 times per day. Consult a physician for use in children under 12 years of age.…

Do I need a prescription for L-Leucine?

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

What brands contain L-Leucine?

L-Leucine is sold under names such as L-leucine High 7414. Brand names differ between countries.

Can children take L-Leucine?

The label gives a separate dose by age: children 12 years. Check the pack or ask a pharmacist.

Can I take L-Leucine when pregnant or breastfeeding?

If pregnant or breastfeeding, ask a healthcare professional before use. Ask your doctor or midwife first.

How can I check that my L-Leucine 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.