Metagenics Indole-3-Carbinol -- estrogen metabolism support, cruciferous vegetables.
Metagenics Indole-3-Carbinol -- estrogen metabolism support, cruciferous vegetables. - Back

Metagenics

Indole-3-Carbinol

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The Promise

Product identity and composition Nature‑identical Indole‑3‑Carbinol with rosemary extract in a vegetarian capsule

Standardized ingredients and clear formulation facts for informed selection.

Principal ingredient

Indole‑3‑Carbinol (I3C) — 150 mg per capsule; nature‑identical source derived from broccoli, Brussels sprouts, and cabbage.

Supporting botanical*

Rosemary (Rosmarinus officinalis) leaf extract — 50 mg per capsule; standardized to a minimum 7.6% combined carnosol + carnosic acid.

Form & delivery

Single‑dose vegetarian capsule (hydroxypropylmethylcellulose) — oral delivery.

Other formulation facts

Contains maltodextrin, vegetable magnesium stearate, and silica; 180 capsules per container.

Why It Works

Why this formulation matters Concrete formulation details that explain content and standardization

Exact amounts, standardized extract levels, and nature‑identical sourcing clarify what you’re taking.

01

Measured I3C dose

150 mg I3C per capsule provides a defined, repeatable amount per serving.

02

Standardized antioxidant fraction

Rosemary leaf extract standardized to ≥7.6% total carnosol + carnosic acid ensures a quantified botanical constituent.

03

Nature‑identical sourcing

I3C is described as nature‑identical and derived from cruciferous vegetables (broccoli, Brussels sprouts, cabbage).

04

Vegetarian capsule excipient

Capsule made of hydroxypropylmethylcellulose, suitable for vegetarian formulation needs.

Reviews

Customer Reviews

Your Journey

How to use and precautions Clear directions, serving format, and safety notes

Follow labeled directions and consult a healthcare practitioner when indicated.

Serving

Suggested use

Take one capsule twice daily with food.

Container info

Servings per container

180 capsules per container (1 capsule serving size).

Warnings

Safety cautions

Not recommended for pregnant or nursing women. If taking medication, consult your healthcare practitioner before use. Keep out of the reach of children.

Ingredients & format

Additional product details

Contains rosemary leaf extract (standardized), maltodextrin, vegetable magnesium stearate, and silica in an HPMC capsule.

Product education

Indole-3-Carbinol by Metagenics

Indole-3-Carbinol — This supplement supports healthy estrogen metabolism and balance with indole-3-carbinol (I3C), a compound found in cruciferous vegetables. It promotes the breakdown of estrogen to the beneficial metabolite 2-hydroxyestrone and contains a nature-identical version of I3C derived from broccoli, Brussels sprouts, and cabbage. This product may offer a safe and effective way to achieve balanced estrogen metabolism.*

Key Benefits

  • Supports healthy estrogen metabolism*
  • Promotes beneficial estrogen metabolites*
  • Contains nature-identical I3C from cruciferous vegetables

How It Works / Key Ingredients

Indole-3-Carbinol is known for its role in estrogen metabolism, helping to convert estrogen into less harmful forms. The addition of Rosemary Leaf Extract may provide additional antioxidant support.*

How to Use

Take one capsule twice daily with food or as directed by your healthcare practitioner.

Supplement record

Review serving details and ingredients for this product.

Supplement Facts
Suggested Use: Take one capsule twice daily with food or as directed by your healthcare practitioner.
Serving Size: 1 capsule
Servings Per Container: 180
INGREDIENTS AMT %DV
Indole-3-Carbinol 150 mg †
Rosemary (Rosmarinus officinalis) Leaf Extract [standardized to 7.6% min sum of carnosol + carnosic acid] 50 mg †
(†) Daily Value not established
Other Ingredients: Capsule (hydroxypropylmethylcellulose), maltodextrin, magnesium stearate (vegetable), and silica.
Warnings/Caution: Not recommended for pregnant or nursing women. If taking medication, consult your healthcare practitioner before use. Keep out of the reach of children.

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