Life Extension Breast Health Formula (60 Capsules) — 

What This Product Is, and Isn't

Before describing this formula, we want to be completely clear about something: this is a dietary supplement focused on general estrogen metabolism support, not a treatment, prevention, or risk-reduction product for breast cancer or any other disease. The name "Breast Health Formula" refers to general wellness support around hormonal balance, not a medical intervention. If you have any personal or family history of breast cancer, a diagnosed hormone-sensitive condition, or any concern in this area, this is a conversation to have with your doctor or gynecologist directly — not something to address by choosing a particular supplement.

With that clearly stated, here's what the formula actually contains and how it's positioned.

What's in the Formula

This is a genuinely complex, multi-ingredient formula built around compounds studied for their role in how the body metabolizes estrogen:

• A Cruciferous Vegetable Blend (broccoli extract, wasabi, and in some formulations watercress) providing glucosinolates, plant compounds found in cruciferous vegetables like broccoli and cabbage.
• I3C (Indole-3-Carbinol, 100mg), a compound derived from cruciferous vegetables, associated with supporting the body's normal estrogen metabolism pathways.
• DIM (3,3'-Diindolylmethane, 14mg), a related compound formed from I3C, also studied in the context of estrogen metabolism.
• An Enterolactone Precursors Blend, including flax lignan extract and HMRlignan (a Norway spruce-derived lignan), associated with supporting estrogen metabolite balance.
• Soy Isoflavones (35mg) from Novasoy soy isoflavone concentrate, plant-based compounds with a mild estrogen-like structure (phytoestrogens).
• Calcium D-Glucarate (16.5mg) and Vitamin D3 (1,000 IU), included to round out the formula's broader cellular health focus.
• Iodine (2mg / 2,000mcg), a notably high dose — more on this below.

Life Extension's own product information describes this as supporting a healthy balance between estrogen metabolites, sometimes referred to informally as "good" versus "bad" estrogen pathways, and helping maintain overall optimal breast health as part of general wellness. As always, we'll say this plainly: these are general wellness associations from the manufacturer, not clinical treatment or prevention claims, and this product has not been evaluated to diagnose, treat, cure, or prevent any disease.

Three Cautions That Deserve Real Attention Here

This formula is genuinely more complex than most of what we carry, and the manufacturer's own cautions are specific enough that we want to make sure they don't get lost:

Very high iodine content. At 2mg (2,000mcg) per serving, this delivers roughly 1,333% of the standard daily value for iodine — a significant dose. If you have any thyroid condition, this specifically requires a conversation with your doctor before use, since iodine intake at this level can meaningfully affect thyroid function.

Hormone-sensitive conditions. The manufacturer specifically advises consulting a healthcare practitioner before use if you have a hormone-sensitive condition, given the phytoestrogen and estrogen-metabolism-focused nature of this formula.

High blood calcium. Also specifically flagged by the manufacturer as requiring medical consultation before use.

Not for pregnant or lactating women. Stated directly and without exception on the label.

Ingredient Breakdown

Contains soybeans. Non-GMO. Vegetarian/vegan capsule.

Note: we found minor formulation differences across retailer listings (some list rice flour and ascorbyl palmitate as fillers, others list microcrystalline cellulose and corn starch instead, and the cruciferous blend amount varies between 450mg and 550mg depending on whether watercress is included). The core active ingredients and their amounts are consistent — always confirm against your specific bottle's current label.

Dosage Chart