Neem (Azadirachta indica)

The 'village pharmacy' of India — a broad-spectrum antimicrobial and detoxification herb.

Also known as: Indian Lilac • Margosa • Nimba

other Names
Indian Lilac, Margosa, Nimba, Azadirachta indica
primary Benefits
Antimicrobial, skin health, blood purification, dental health
common Dose
300-500 mg leaf extract daily
best Form
Standardized leaf extract
timing
Before meals
safety Rating
Safe at recommended doses

Overview

Neem (Azadirachta indica) is one of the most versatile medicinal plants in the world, used in Ayurveda for over 4,000 years. Every part of the neem tree has medicinal applications. It is renowned for its antimicrobial, anti-inflammatory, and blood-purifying properties.

Key Benefits

Antimicrobial

Broad-spectrum activity against bacteria, fungi, and parasites.

Skin Health

Traditionally used for acne, eczema, and various skin conditions.

Blood Purification

Ayurvedic tradition considers neem a premier blood-purifying herb.

Dental Health

Neem twigs have been used as natural toothbrushes for centuries; studies confirm antibacterial effects against oral pathogens.

Dosage & How to Take

Typical doses range from 300-500 mg of leaf extract daily.

PurposeDoseNotes
General wellness300 mg/dayStandardized leaf extract
Skin support500 mg/dayInternal and/or topical use

Best Time to Take

Take before meals.

With or Without Food

Best on an empty stomach.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Leaf Extract CapsulesGoodInternal useMost common supplement form.
Neem Oil (topical)TopicalSkin and hairNever ingest neem oil.
Neem PowderModerateTraditional useVery bitter taste.

Side Effects & Safety

Common

  • Bitter taste
  • Mild GI discomfort

Rare

  • Liver toxicity with neem oil ingestion
  • Hypoglycemia

Contraindications

  • Pregnancy (may cause miscarriage)
  • Trying to conceive (both sexes)
  • Children under 12
  • Liver disease

Interactions

Diabetes medicationsModerate

May enhance blood sugar-lowering effects.

ImmunosuppressantsModerate

May stimulate immune function.

Scientific Research

2019Asian Pacific Journal of Tropical Biomedicine

Antibacterial activity of neem

Neem leaf extract showed significant activity against multiple drug-resistant bacteria.

Food Sources

Not commonly consumed as food in Western diets — neem leaves used in some Indian cuisines

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.