HW functional medicine · 12 min read · 2,268 words

Comprehensive Detoxification Protocol

Detoxification is not a weekend juice cleanse. It is a coordinated biochemical process that your body runs every second of every day — neutralizing, transforming, and eliminating compounds that would otherwise damage your cells, disrupt your hormones, and fog your brain.

By William Le, PA-C

Comprehensive Detoxification Protocol

Detoxification is not a weekend juice cleanse. It is a coordinated biochemical process that your body runs every second of every day — neutralizing, transforming, and eliminating compounds that would otherwise damage your cells, disrupt your hormones, and fog your brain. The liver does the heavy lifting, but the kidneys, gut, skin, lungs, and lymphatic system all play essential roles.

The mistake most people make is pushing detox pathways before ensuring drainage is open. You do not pour more water into a clogged sink. You clear the drain first.

The Three Phases of Liver Detoxification

Phase I: Activation (Cytochrome P450 Enzymes)

Phase I is the first pass. The cytochrome P450 enzyme family — over 50 enzymes coded by CYP genes — transforms fat-soluble toxins into intermediate metabolites through oxidation, reduction, and hydrolysis. These intermediates are often more reactive and more dangerous than the original compound. This is why Phase I without adequate Phase II creates oxidative stress and tissue damage.

Key nutrients for Phase I:

  • B vitamins (activated forms): B2 (riboflavin-5-phosphate) 25-50mg, B3 (niacinamide) 500mg, B6 (pyridoxal-5-phosphate) 50mg, B12 (methylcobalamin or hydroxocobalamin) 1000mcg, folate (methylfolate) 400-800mcg. These serve as cofactors for CYP450 enzymes.
  • Glutathione precursors: N-acetylcysteine (NAC) 600-1800mg/day in divided doses. NAC provides cysteine, the rate-limiting amino acid for glutathione synthesis.
  • Milk thistle (Silybum marianum): Standardized to 80% silymarin, 200-400mg 2-3x/day. Silymarin protects hepatocytes from oxidative damage, upregulates glutathione synthesis by 35%, and modulates CYP450 enzyme activity.
  • Vitamin C: 1000-2000mg/day. Electron donor that quenches free radicals generated by Phase I reactions.
  • Vitamin E (mixed tocopherols): 400 IU/day. Protects cell membranes from lipid peroxidation during Phase I processing.

Phase I is induced by caffeine, alcohol, charbroiled meats, cruciferous vegetables, and certain medications. It is inhibited by grapefruit (naringenin blocks CYP3A4), turmeric (modulates multiple CYP enzymes), and aging. A mismatch — fast Phase I, slow Phase II — is one of the most common patterns in environmentally sensitive patients.

Phase II: Conjugation Pathways

Phase II takes the reactive intermediates from Phase I and attaches a water-soluble molecule to them, making them safe for elimination through bile or urine. There are six major conjugation pathways, each requiring specific nutrients:

1. Glutathione conjugation (glutathione S-transferase):

  • NAC 600-1800mg/day
  • Glycine 3-5g/day (powder, sweet taste, mixes easily)
  • Glutamine 5g/day
  • Selenium 200mcg/day (cofactor for glutathione peroxidase)
  • Alpha lipoic acid 300-600mg/day (regenerates glutathione)

2. Methylation:

  • Methylfolate 400-800mcg
  • Methylcobalamin 1000mcg
  • Trimethylglycine (TMG/betaine) 500-1500mg
  • SAMe 200-400mg (direct methyl donor)
  • Choline 500mg or phosphatidylcholine
  • Riboflavin-5-phosphate 25-50mg (MTHFR enzyme cofactor)

3. Sulfation:

  • Sulfur amino acids: methionine, cysteine, taurine
  • MSM (methylsulfonylmethane) 1000-3000mg/day
  • Molybdenum 150-500mcg (cofactor for sulfite oxidase — converts toxic sulfites to sulfates)
  • Epsom salt baths (magnesium sulfate absorbed transdermally)

4. Glucuronidation:

  • Calcium D-glucarate 500-1500mg/day (inhibits beta-glucuronidase, the enzyme that deconjugates toxins in the gut — allowing them to be reabsorbed)
  • Cruciferous vegetables (indole-3-carbinol supports this pathway)
  • Avoid excess beta-glucuronidase activity from gut dysbiosis

5. Amino acid conjugation:

  • Glycine 3-5g/day (the most important — conjugates benzoic acid, aspirin metabolites, many Phase I intermediates)
  • Taurine 1000-2000mg/day
  • Glutamine 5g/day

6. Acetylation:

  • Pantothenic acid (B5) 500mg/day (provides acetyl-CoA)
  • Vitamin C 1000mg
  • Note: acetylation speed is genetically determined (NAT1/NAT2 polymorphisms). Slow acetylators are more susceptible to chemical sensitivity.

Phase III: Transport and Elimination

Phase III is the export pump system — membrane transporters (P-glycoprotein, MRP, BCRP) that move conjugated toxins out of cells and into bile or urine for excretion. This phase also includes binding toxins in the gut to prevent enterohepatic recirculation.

Bile support (critical for fat-soluble toxin elimination):

  • TUDCA (tauroursodeoxycholic acid) 250-500mg/day — the gold standard bile acid support, protects bile ducts, promotes bile flow
  • Ox bile 125-500mg with fatty meals (especially important if gallbladder is removed)
  • Dandelion root (Taraxacum officinale) 500mg 2-3x/day — choleretic (increases bile production)
  • Artichoke extract (Cynara scolymus) 500mg 2x/day — cholagogue (promotes bile release)
  • Beet root powder 500mg or beets daily — betaine thins bile

Binders (take 30-60 minutes away from food and supplements):

  • Activated charcoal 500-1000mg — broad-spectrum binder, excellent for mycotoxins and general toxins
  • Bentonite clay 1 tsp in water — binds heavy metals and aflatoxins
  • Chlorella (broken cell wall) 3-6g/day — binds mercury and other metals, also provides nutrients
  • Modified citrus pectin 5-15g/day — binds lead, mercury, arsenic; does not deplete essential minerals as aggressively as other binders
  • Zeolite (clinoptilolite) 400-800mg — cage-like structure traps heavy metals and ammonium
  • Cholestyramine (prescription) — strongest binder for mycotoxins and biotoxins (used in Shoemaker mold protocol)

Fiber: 30-40g/day from diverse sources. Psyllium husk 5-10g, ground flax 2 tbsp, chia seeds, vegetables. Fiber binds conjugated toxins in bile and moves them out through stool.

Drainage Pathways: Open Before You Detox

This is the step most protocols skip and the reason most detox attempts make people feel worse. Herxheimer reactions, “detox flu,” brain fog, rashes — these are often not healing crises. They are signs that mobilized toxins have nowhere to go.

Colon (First Priority)

You need 1-2 well-formed bowel movements per day before starting any detox protocol. Period.

  • Magnesium citrate or oxide 400-800mg at bedtime (osmotic effect)
  • Magnesium glycinate 400mg if citrate causes cramping
  • Vitamin C to bowel tolerance (titrate up by 500mg/day until loose stools, then back down)
  • Triphala 1000mg at bedtime (Ayurvedic bowel tonic)
  • Hydration: minimum 50% body weight in ounces of water daily
  • Fiber: 30-40g/day

Lymphatic System

The lymphatic system has no pump — it depends on movement, gravity, and manual techniques.

  • Dry brushing: 5 minutes before showering, stroke toward the heart. Use natural bristle brush. Start at feet, move upward.
  • Rebounding: 10-20 minutes on a mini trampoline. The up-down motion opens and closes lymphatic valves. Even gentle bouncing without leaving the surface works.
  • Castor oil packs: Apply cold-pressed hexane-free castor oil to flannel, place over liver/right upper abdomen, cover with plastic wrap, apply heat (hot water bottle or heating pad) for 45-60 minutes. 3-5x/week. Castor oil (ricinoleic acid) increases lymphocyte production, promotes bile flow, and reduces inflammation.
  • Movement: Walking 30 minutes daily. Yoga. Any movement that contracts muscles against lymphatic vessels.

Kidneys

  • Hydration: half body weight in ounces, plus electrolytes
  • Parsley tea or tincture (Petroselinum crispum) — mild diuretic, supports kidney filtration
  • Dandelion leaf tea (not root — leaf is kidney, root is liver) — potassium-sparing diuretic
  • Stinging nettle leaf tea — kidney support, mineral-rich
  • Lemon water on waking — citrate prevents oxalate stone formation

Skin

  • Infrared sauna: 20-40 minutes, 3-5x/week, 130-150°F. Far infrared penetrates 1.5 inches, mobilizes toxins stored in subcutaneous fat. Start at 15 minutes if new to sauna. Shower immediately after. Replace electrolytes. Studies show arsenic, cadmium, lead, and mercury are excreted in sweat.
  • Epsom salt baths: 2 cups magnesium sulfate, 20 minutes, hot water. Provides sulfate for Phase II sulfation. Add 1 cup baking soda for additional alkalinizing effect.
  • Exercise-induced sweating: 30+ minutes of moderate activity

Lungs

  • Box breathing: Inhale 4 counts, hold 4, exhale 4, hold 4. 5-10 minutes daily.
  • Deep diaphragmatic breathing: Activates parasympathetic nervous system (detox happens in parasympathetic state, not sympathetic). Exhale fully to expel volatile organic compounds.
  • Time outdoors in clean air. Houseplants (pothos, snake plant, spider plant) help filter indoor air.

Glutathione: The Master Antioxidant

Glutathione (GSH) is a tripeptide — glutamate, cysteine, glycine. It is the body’s primary intracellular antioxidant and the main conjugator in Phase II detoxification. Every cell makes it, but the liver produces and stores the most.

Direct supplementation:

  • Liposomal glutathione 500-1000mg/day on empty stomach. Standard oral glutathione is poorly absorbed (broken down in the GI tract). Liposomal delivery bypasses this.
  • S-acetyl glutathione 200-400mg/day — acetylated form resists GI breakdown
  • IV glutathione 600-2000mg (clinical setting) — immediate effect, useful for acute toxic exposure

Precursor support (build your own glutathione):

  • NAC 600-1800mg/day (provides cysteine, the rate-limiting amino acid)
  • Glycine 3-5g/day (usually deficient — glycine is used for many processes beyond glutathione)
  • Selenium 200mcg/day (cofactor for glutathione peroxidase)
  • Alpha lipoic acid 300-600mg/day (recycles oxidized glutathione back to reduced form)
  • Whey protein (undenatured) 20-40g/day — rich in cysteine and glutamylcysteine

Nrf2 Activation: Turning On Your Detox Genes

Nrf2 (nuclear factor erythroid 2-related factor 2) is a transcription factor that activates over 500 genes involved in detoxification, antioxidant defense, and anti-inflammatory responses. When Nrf2 is activated, it migrates to the nucleus and binds to the Antioxidant Response Element (ARE), upregulating production of glutathione, superoxide dismutase, catalase, and Phase II enzymes.

Nrf2 activators:

  • Sulforaphane: The most potent natural Nrf2 activator. Found in broccoli sprouts (100x the concentration of mature broccoli). 30-60mg sulforaphane/day, or 1-4 oz fresh broccoli sprouts daily. Supplement: Avmacol or BroccoMax. Myrosinase enzyme needed for conversion — chew sprouts or add mustard seed powder to cooked broccoli.
  • Curcumin: 500-1000mg/day with piperine (black pepper extract) or in liposomal/phytosomal form for absorption. Longvida and Meriva are well-studied forms.
  • Green tea (EGCG): 300-500mg EGCG or 3-5 cups green tea daily
  • Resveratrol: 200-500mg/day (trans-resveratrol). Also activates SIRT1.
  • Rosemary extract (carnosic acid): 400mg/day
  • DIM (diindolylmethane): 100-200mg/day — from cruciferous vegetables, also supports estrogen metabolism

Gentle Daily Detox vs Intensive Protocols

Daily maintenance (everyone, ongoing):

  • Eat cruciferous vegetables daily (broccoli, kale, cabbage, Brussels sprouts, cauliflower)
  • Glycine 3g in evening tea or mixed in water
  • NAC 600mg 1-2x/day
  • Fiber 30-40g from food
  • Sweat daily (exercise or sauna)
  • Dry brushing before shower
  • Lemon water on waking
  • Castor oil pack 2-3x/week
  • Filtered water, organic produce (at minimum the Dirty Dozen)

Intensive protocol (under practitioner guidance, 30-90 days):

  • Full Phase I/II/III supplement stack as outlined above
  • Infrared sauna 5x/week
  • Coffee enemas 2-3x/week (see below)
  • Binders 2-3x/day between meals
  • Elimination diet (remove gluten, dairy, soy, corn, sugar, alcohol)
  • TUDCA + bile support daily
  • Liposomal glutathione 1000mg/day

Coffee Enema Protocol

Controversial in conventional medicine, widely used in functional and integrative practice. The mechanism: caffeine and palmitic acid in coffee, when introduced rectally, travel via the portal vein directly to the liver, stimulating glutathione S-transferase activity by 600-700% (research by Wattenberg and colleagues). This dramatically increases Phase II conjugation. The bile ducts dilate, releasing bile (and bound toxins) into the intestines.

Protocol:

  1. Use organic, medium-roast, mold-free coffee (SA Wilson’s Gold Roast is commonly recommended)
  2. Brew 2-3 tablespoons in 1 quart filtered water. Simmer 15 minutes. Cool to body temperature.
  3. Use a stainless steel enema bucket (not rubber — phthalates)
  4. Lie on right side (liver side). Retain 12-15 minutes.
  5. Frequency: 1-3x/week during intensive detox. Not daily long-term.
  6. Always replenish electrolytes and minerals afterward.

Contraindications: Ulcerative colitis, Crohn’s flare, severe hemorrhoids, recent colon surgery, pregnancy. Start with diluted coffee if sensitive to caffeine.

Environmental Toxin Reduction

Reducing incoming toxins is as important as removing existing ones.

Water: Reverse osmosis filtration removes fluoride, chlorine, heavy metals, pharmaceuticals, and microplastics. Remineralize with trace mineral drops (ConcenTrace) or a pinch of Celtic sea salt per liter. Alternatively, a high-quality carbon block filter (Berkey, Clearly Filtered) removes most contaminants.

Air: HEPA air purifiers in bedroom and main living area. Change HVAC filters quarterly. Open windows when outdoor air quality is good. Avoid synthetic air fresheners (phthalates, VOCs).

Food: Organic for the Dirty Dozen (strawberries, spinach, kale, nectarines, apples, grapes, peaches, cherries, pears, tomatoes, celery, potatoes — EWG 2025 list). The Clean Fifteen (avocados, sweet corn, pineapple, onions, papaya, sweet peas, asparagus, honeydew, kiwi, cabbage, mushrooms, mangoes, sweet potatoes, watermelon, carrots) are lower risk conventional.

Personal care: EWG Skin Deep database rates products for toxin content. Avoid parabens, phthalates, sodium lauryl sulfate, triclosan, oxybenzone. What goes on skin enters bloodstream — the skin is not a barrier, it is a sponge.

Cookware: Stainless steel, cast iron, ceramic. Avoid non-stick (PFAS/PFOA), aluminum. Glass storage containers instead of plastic.

Cleaning products: White vinegar, baking soda, castile soap handle 90% of household cleaning. Branch Basics, Seventh Generation, or DIY.

Special Populations

Pregnancy: No intensive detox protocols during pregnancy or breastfeeding. Mobilized toxins cross the placenta and enter breast milk. Focus on gentle daily practices: clean food and water, fiber, gentle sweating, castor oil packs on liver (not abdomen), NAC 600mg/day (safe in pregnancy per evidence), adequate folate, choline. Ideally, do intensive detox 6-12 months before conception.

Children: Lower doses, gentler approaches. Epsom salt baths, clean diet, filtered water, chlorella in smoothies (1-2g), age-appropriate probiotics. Avoid binders in young children without practitioner guidance. Focus on reducing incoming exposures — food, water, air, personal care products, flame retardants in furniture and pajamas.

Putting It Together: A 30-Day Detox Timeline

Week 1 (Drainage): Open all drainage pathways. Ensure daily bowel movements. Begin dry brushing, castor oil packs, hydration, deep breathing. Start gentle movement.

Week 2 (Foundation): Add Phase II support nutrients — glycine, NAC, B vitamins, magnesium. Begin binders between meals. Start sauna if available.

Weeks 3-4 (Active Detox): Add Phase I support, bile support (TUDCA, artichoke, dandelion root), liposomal glutathione. Full binder protocol. Increase sauna frequency. Consider coffee enemas.

After 30 days: Reassess symptoms. Continue daily maintenance practices indefinitely. Repeat intensive rounds quarterly or as needed based on symptom burden and testing.

Detoxification is not an event. It is a lifestyle. Your body was designed to do this work — your job is to give it the raw materials and stop overwhelming it with inputs it was never designed to handle.