Last reviewed May 2026 · 1 min read
Is Indole-3-Carbinol vegan?
Also known as: I3C
Vegan
Suitable for a vegan diet.
Yes — Extracted from cabbage, broccoli, or kale.
01 · The basics
What is Indole-3-Carbinol?
A substance found in cruciferous vegetables, used for estrogen balance.
02 · The source
Where it comes from
Extracted from cabbage, broccoli, or kale. 100% plant-based.
03 · Alternatives
Best vegan alternatives
DIM (Diindolylmethane)
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Frequently asked
FAQ
Is I3C vegan?
Yes.
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