Biochemical Mechanism & Cellular Pathways

Your body processes and cleanses hormones through two main stages in the liver: Phase I transformation and Phase II elimination. NOW® DIM 200 provides specific biochemical cofactors that support both stages at the cellular level.

Phase I: The Hormone Seesaw (DIM)

When your liver breaks down estrogen, it sends it down one of two primary biochemical pathways. Think of this like a seesaw. Down the 16-alpha-hydroxyestrone pathway, estrogen metabolites can be overly stimulating and cause hormonal tension. Down the 2-hydroxyestrone pathway, the metabolites are gentle and protective. The active compound in this formula, 3,3′-Diindolylmethane (chemical formula C₁₇H₁₄N₂), naturally activates liver enzymes known as CYP1A1 and CYP1A2 [2]. This helps guide estrogen breakdown toward the protective 2-hydroxy pathway, keeping the hormone seesaw in a steady, healthy balance [2].

Phase II: Locking the Dumpster (Calcium D-Glucarate)

After Phase I prepares spent hormones and environmental toxins for disposal, Phase II packages them for final elimination through a process called glucuronidation. Think of glucuronidation like locking waste inside a sturdy dumpster so the body’s cleanup crew can carry it out through the bowel. However, an unruly enzyme in the digestive tract called beta-glucuronidase (β-glucuronidase) can break open those locked dumpsters, letting old hormones spill back into the bloodstream. Calcium D-Glucarate tetrahydrate (chemical formula C₆H₈CaO₈ · 4H₂O) breaks down into D-glucaro-1,4-lactone, a compound that inhibits beta-glucuronidase [3]. By keeping that enzyme in check, Calcium D-Glucarate ensures that tagged waste stays locked up until it leaves the body [3].

Cellular Protection: Sodium Copper Chlorophyllin

Each capsule also includes 20 mg of Sodium Copper Chlorophyllin, a water-soluble form of natural plant chlorophyll. Chlorophyllin acts as a gentle cellular antioxidant that protects tissues against oxidative stress while supporting natural internal cleansing pathways [4].

Dosing, Timing & Synergy Protocol

Optimal Timing & Meal Pairing

Take 1 capsule daily with a meal that contains healthy dietary fats (such as eggs, avocado, olive oil, or yogurt). DIM is a lipophilic (fat-soluble) compound [5]. Consuming it with dietary fat triggers the release of bile and the formation of microscopic carriers called micelles, which transport DIM across your intestinal lining and substantially improve absorption into the bloodstream [5].

Circadian Rhythm & Dosing Strategy

For best results, take your capsule in the morning or early afternoon with breakfast or lunch. Your liver’s metabolic clearance pathways are most active during daytime waking hours. A single capsule provides a robust 200 mg dose of DIM. If a qualified healthcare practitioner recommends taking two capsules per day, divide them 12 hours apart (one with breakfast, one with dinner) to maintain steady plasma levels throughout the day.

Smart Synergies & Spacing Rules

Beneficial Combinations: NOW® DIM 200 pairs effectively with Sulforaphane (broccoli seed extract) for extra Phase II cellular support, Omega-3 fish oil to promote cell membrane fluidity, and Magnesium Glycinate to support COMT enzyme pathways.

Spacing Rule: Separate this supplement by at least 2 hours from binders such as activated charcoal, bentonite clay, or heavy psyllium fiber supplements, which can trap active botanicals in the digestive tract and hinder absorption.

Timeline of Expectations

• Week 1 (Initial Uptake & Acclimation): Active compounds enter circulation and begin supporting liver enzyme activity. You may notice your urine taking on a darker amber or slight green hue; this is completely harmless and simply indicates that the natural chlorophyll is being processed.
• Weeks 3–4 (Cellular Saturation): Tissue concentrations reach steady state. Many users report noticeable improvements in everyday hormone harmony, such as calmer skin, reduced mid-cycle bloating, and steady daytime stamina.
• Months 2–3+ (Long-Term Balance): Cumulative cellular support helps sustain Phase II glucuronidation, maintaining healthy hormone metabolism and continuous cellular defense against everyday environmental exposures.

Physical, Sensory & Clean Excipient Profile

Delivery Format & Swallowability

This formula is encapsulated in a two-piece clear vegetarian capsule (Size 0) measuring approximately 21 mm in length. Its smooth plant-cellulose shell glides down easily with a standard glass of water, making it comfortable to take even for individuals who usually struggle with large tablets.

Natural Aroma, Taste & Color Notes

Inside the clear capsule, the powder displays a distinctive dark forest-green speckled appearance created by natural Sodium Copper Chlorophyllin. When opening the bottle, you will notice a mild, earthy, cruciferous aroma characteristic of clean brassica extracts. There are zero synthetic dyes, masking agents, or artificial fragrances used.

Other Ingredients Demystified

• Hypromellose (Cellulose Capsule): A 100% plant-derived capsule shell made from natural wood fiber that breaks down rapidly in stomach acid within 10 to 15 minutes.
• Microcrystalline Cellulose: Purified plant fiber that serves as a neutral filler to ensure an exact, uniform 200 mg dose of DIM in every single capsule.
• Stearic Acid (Vegetable Source): A plant-based fatty acid that helps the botanical powder move smoothly through encapsulation machinery without sticking.
• Silicon Dioxide: A natural earth mineral (silica) that prevents moisture clumping and keeps the powder dry, stable, and free-flowing.

Storage & Stability Guidelines

Keep the bottle tightly capped and store it in a cool, dry place after opening. Avoid keeping it in humid areas like bathroom medicine cabinets or near stovetops, as steam and excess heat can soften the vegetarian capsule shell.

Supplement Facts & Quality Verification

Supplement Facts

Serving Size: 1 Veg Capsule

Servings Per Container: 90

† Daily Value not established.

Other Ingredients: Hypromellose (cellulose capsule), Microcrystalline Cellulose, Stearic Acid (vegetable source), and Silicon Dioxide.

Allergen Declaration: Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish, or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Caution: For adults only. Do not take this product if you are pregnant, may become pregnant, or nursing. Consult physician if taking medication or have a medical condition. Keep out of reach of children. Natural color variation may occur in this product. Family owned since 1968.

NOW® Brand Analytical Lab Testing & Contaminant Controls

Unlike many private-label or big-box store supplement brands that outsource their packaging and skip batch testing, NOW® operates over 16,000 square feet of state-of-the-art analytical testing laboratories staffed by more than 150 chemists, microbiologists, and food scientists. Every raw material lot undergoes rigorous screening:

• ✓ Parts-Per-Billion Heavy Metal Screening: Utilizing high-resolution Inductively Coupled Plasma Mass Spectrometry (ICP-MS), NOW tests for lead, arsenic, cadmium, and mercury to ensure contaminant levels meet the strictest safety thresholds in the world.
• ✓ HPLC & FTIR Molecular Verification: High-Performance Liquid Chromatography (HPLC) and Fourier Transform Infrared Spectroscopy (FTIR) confirm that the 3,3′-Diindolylmethane matches exact molecular identity and potency standards.
• ✓ Microbial & Pesticide Safety: Every production batch is certified clean of Salmonella, E. coli, yeasts, molds, and chemical pesticide residues.
• ✓ UL cGMP Certified: NOW was among the first supplement companies to earn Underwriters Laboratories (UL) cGMP certification, ensuring verified process control from raw powder to the finished bottle.

Curator's Quality Note

Curated by the VitaNet®, LLC nutritional evaluation team. Serving customers since 1995 with over 31 years of dedicated supplement expertise, VitaNet® actively filters out unverified brands to bring you clean, lab-tested formulations backed by our 100% money-back guarantee[cite: 1].

Frequently Asked Questions

Why is the capsule dark green, and will it alter my urine color?

The dark green color comes from 20 mg of natural Sodium Copper Chlorophyllin. Chlorophyll is the green pigment in plants and functions here as an active antioxidant. It is completely normal for this pigment to cause your urine to look slightly darker, amber, or faintly greenish. This is harmless and confirms that the chlorophyll is moving through your system.

Can I open the capsule and mix the powder into a smoothie or water?

Yes, you can open the capsule, but it is not recommended for taste reasons. Pure DIM and Calcium D-Glucarate naturally have a strong, bitter, earthy flavor characteristic of cruciferous vegetables like broccoli and Brussels sprouts. Swallowing the small vegetarian capsule whole with water is the most comfortable way to take it.

How does DIM differ from eating raw broccoli or taking Indole-3-Carbinol (I3C)?

To obtain 200 mg of pure DIM from raw vegetables, you would need to eat roughly two pounds of raw broccoli or cabbage every single day. While raw vegetables contain Indole-3-Carbinol (I3C), your body must convert I3C into DIM using stomach acid. This conversion is unpredictable and can produce unwanted byproducts if stomach acid is low. NOW® DIM 200 provides pre-converted, pure DIM directly to your cells without digestive guesswork.

Does this formula contain actual hormones, and is it suitable for men?

NOW® DIM 200 does not contain any hormones. It is a plant-derived phytonutrient complex that supports your body’s natural liver enzymes. It is widely used by men to support healthy estrogen metabolism and encourage a favorable balance between testosterone and estrogen, which supports prostate health, lean muscle maintenance, and daily vitality.

Will taking NOW DIM 200 break an intermittent fast?

The capsule contains virtually zero calories and will not trigger an insulin spike. However, because DIM is fat-soluble and absorbs far more effectively when consumed with dietary fat, taking it during your eating window alongside a meal containing healthy fats will ensure you get maximum benefit from every capsule.

Scientific References

1. Dalessandri, K. M., Firestone, G. L., Fitch, M. D., Bradlow, H. L., & Bjeldanes, L. F. (2004). Pilot study: effect of 3,3′-diindolylmethane supplements on urinary hormone metabolites in postmenopausal women with a history of early-stage breast cancer. Nutrition and Cancer, 50(2), 161–167. PMID: 15632065.
2. Rajoria, S., Suriano, R., Parmar, P. S., Wilson, Y. L., Megwalu, U., Moscatello, A., … & Schantz, S. P. (2011). 3,3′-Diindolylmethane modulates estrogen metabolism in patients with thyroid proliferative disease: a pilot study. Thyroid, 21(3), 299–304. PMID: 21254881.
3. Walaszek, Z., Szemraj, J., Narog, M., Adams, A. K., Kilgore, J., Sherman, U., & Hanausek, M. (2004). Metabolism, uptake, and excretion of d-glucaric acid derivatives in humans and rodents. Alternative Medicine Review, 7(4), 336–339.
4. Egner, P. A., Muñoz, A., & Kensler, T. W. (2003). Chemoprevention with chlorophyllin in individuals exposed to dietary aflatoxin. Mutation Research, 523, 209–216. PMID: 12628519.
5. Anderton, M. J., Manson, M. M., Verschoyle, R. D., Gescher, A., Steward, W. P., & Williams, M. L. (2004). Pharmacokinetics and tissue disposition of indole-3-carbinol and 3,3′-diindolylmethane after oral administration to mice. Clinical Cancer Research, 10(15), 5233–5241. PMID: 15297427.