Goji Berry
Goji berries are the fruit of the goji shrub, also called wolfberry. They are usually sold dried, as juice or jam, or in capsules.
Also listed as Wolfberry, Lycium barbarum, Organic Goji Berry, Goji Berry Fruit
What it is studied for
The strongest rated effects first. Bars show the size of the effect, the letter grades the evidence, and each rating lists the studies behind it.
What are goji berries?
Goji berries are the fruit of the goji shrub, also called wolfberry. They are usually sold dried, as juice or jam, or in capsules. Their nutrient content does not by itself establish an anti-aging effect. 1
Why people take it
SuppCo community snapshot, 2026-09-28. Reasons for use are not evidence that it works.
Questions people ask
Do goji berries prevent macular degeneration?
The trials measured short-term pigment changes. The healthy-adult pilot did not test long-term disease prevention. 2
Can goji interact with Marcumar?
Yes. German guidance advises avoiding berries, juice, tea and supplements with phenprocoumon or other vitamin K antagonists. 3
Are dried goji berries sugar-free?
No. The German consumer authority reports roughly 46% sugar in dried berries. 1
Sources
- Sind Gojibeeren ein Superfood? Verbraucherzentrale Bayern, 2024
- Goji-Beeren in Kapseln: Wirkung nicht bewiesen Verbraucherzentrale, 2026