Lycium Fruit

The famous red berry that brightens the eyes and nourishes the Yin.

Also known as: Goji Berry • Lycium barbarum • Gou Qi Zi

other Names
Goji Berry, Wolfberry, Lycium barbarum, Gou Qi Zi
primary Benefits
Improves vision, nourishes Liver and Kidney Yin, boosts antioxidants.
common Dose
6-12 grams per day.
best Form
Dried berries
timing
Can be taken daily as a food or tea.
safety Rating
Very Safe

Overview

Lycium Fruit, commonly known as Goji Berry or Gou Qi Zi, is a celebrated tonic in Chinese medicine. It is renowned for its ability to nourish the Liver and Kidneys, enrich Yin, and brighten the eyes. It is used for a wide array of issues related to Yin deficiency, such as dizziness, blurred vision, sore back, and nocturnal emissions.

Key Benefits

Eye Health

Its most famous use. It is rich in zeaxanthin and other carotenoids that protect the retina and improve vision, especially for age-related decline.

Anti-Aging

As a potent Yin tonic, it helps to replenish the essential fluids and essence of the body, combating dryness and signs of aging.

Liver and Kidney Support

It nourishes Liver and Kidney Yin, addressing symptoms like dizziness, tinnitus, and lower back weakness.

Immune Modulation

Contains Lycium Barbarum Polysaccharides (LBPs) which have been shown to enhance immune function.

Dosage & How to Take

A common therapeutic dose is 6-12 grams of the dried berries per day, though they can be eaten freely as a food.

PurposeDoseNotes
Eye Health & Vision9-15g per dayOften combined with Chrysanthemum flower (Ju Hua).
General Yin Tonic6-12g per dayCan be added to tea, porridge, or eaten as a snack.

Best Time to Take

Anytime. Consistent daily intake is most beneficial.

With or Without Food

Can be taken with or without food.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Dried BerriesGoodGeneral use, food, teaThe most common and versatile form.
JuiceGoodConvenience, high antioxidant intakeEnsure it is pure juice without added sugars.
Standardized ExtractHighTargeted therapeutic effectsOften standardized for Lycium Barbarum Polysaccharides (LBPs).

Side Effects & Safety

Common

  • Very safe. As a member of the nightshade family, some individuals with autoimmune conditions may be sensitive.

Rare

  • May have a mild blood-thinning effect at very high doses.

Contraindications

  • Traditionally avoided in cases of Spleen deficiency with dampness, as its rich nature can be cloying and worsen diarrhea.

Interactions

WarfarinModerate

Case reports suggest goji berries may increase the INR, enhancing the effect of warfarin. Use with caution.

Scientific Research

2018Aging and Disease

Lycium barbarum: A Traditional Chinese Herb and A Promising Anti-Aging Agent

The polysaccharides in Lycium fruit exhibit significant antioxidant, immunomodulatory, and neuroprotective effects, validating its use as a longevity herb.

Food Sources

The berry itself is a food source.

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.