Herbal Tincture Making: Alcohol Extraction Method

Why Tinctures

Dried herbs lose potency over 12-18 months as volatile oils evaporate and compounds oxidize. Infused oils go rancid in 1-2 years. Teas must be brewed fresh.

A properly made alcohol tincture:

• Stores for 4-6 years with minimal potency loss
• Provides concentrated, reliable doses
• Requires no preparation at point of use — just measure and drink
• Travels easily in small dropper bottles
• Extracts compounds that water cannot (alkaloids, resins, essential oils)

The tradeoff: you need alcohol at appropriate strength, and some herbs require different alcohol percentages for optimal extraction.

Solvent Selection

Alcohol

Alcohol extracts a wider range of plant compounds than any other solvent:

• Water-soluble: sugars, mucilage, tannins, some alkaloids
• Fat-soluble: essential oils, resins, chlorophyll
• Alkaloids: most alkaloids dissolve in alcohol
• Glycosides: most glycosides dissolve in alcohol

Selecting alcohol percentage:

| Herb Type | Best Alcohol % | Practical Source | |-----------|---------------|------------------| | Leafy herbs (lemon balm, chamomile, calendula) | 40-50% | 80-100 proof vodka | | Roots with alkaloids (valerian, echinacea, goldenseal) | 50-60% | 100-120 proof vodka or diluted grain alcohol | | Resins (myrrh, propolis) | 70-95% | High-proof grain alcohol | | Fresh plants (high water content) | 60-70% | Diluted grain alcohol to compensate for plant water | | Tannin-rich astringents (white oak bark, witch hazel) | 25-40% | Lower-proof spirits |

Practical reality: 80-proof vodka (40% alcohol) makes serviceable tinctures for most herbs. It is readily available, food-safe, and does not require measurement or dilution. For roots and dense plant material, 100-proof vodka or diluted Everclear improves extraction.

Everclear dilution guide:

• 190-proof Everclear (95% alcohol)
• To reach 60%: mix 63ml Everclear + 37ml water per 100ml total
• To reach 70%: mix 74ml Everclear + 26ml water per 100ml total
• To reach 50%: mix 53ml Everclear + 47ml water per 100ml total

Glycerin (Glycerites)

Food-grade vegetable glycerin is thick, sweet, and alcohol-free. It extracts polysaccharides and some other water-soluble compounds well but poorly extracts alkaloids, resins, and volatile oils.

Best uses: herbs where polysaccharides are the main active compounds (marshmallow root, slippery elm, mullein), and preparations for children or those avoiding alcohol.

Glycerin tincture ratio: 60% glycerin to 40% water (by volume) for dry herbs. For fresh herbs, use straight glycerin to compensate for plant water content.

Methods

Folk Method (Simple)

This is the traditional method used for centuries. No scales required. It produces tinctures that are somewhat variable in concentration but effective for most practical purposes.

Supplies:

• Glass jar with tight-fitting lid (mason jar works well)
• Herb (fresh or dried — see below)
• Alcohol at appropriate strength
• Cheesecloth or fine straining cloth
• Dark glass dropper bottles for final storage
• Labels

For dried herbs:

1. Fill the glass jar approximately 1/2 to 2/3 full with the dried herb, loosely packed (not compressed — packed means much more herb by weight than loose).
2. Pour alcohol over the herb until the jar is completely full, covering all herb material by at least 1 inch. All plant material must remain submerged throughout infusion — any exposed material will mold.
3. Stir to release air bubbles.
4. Seal tightly.
5. Label with herb name, alcohol type and proof, date, and planned extraction end date.
6. Store in a cool, dark location. Temperature consistency matters more than specific temperature — fluctuating temperatures cause uneven extraction.
7. Shake or stir daily.
8. After 4-6 weeks, strain through cheesecloth. Press the spent herb firmly to extract all liquid.
9. Store in dark glass bottles. Label with contents and date.

For fresh herbs: Fresh plants contain water that dilutes your alcohol. Use higher-proof alcohol (60-70% minimum) to account for plant water content.

1. Chop or loosely crush fresh plant material to increase surface area.
2. Fill jar completely with fresh chopped herb, packed loosely.
3. Cover with high-proof alcohol.
4. Fresh plant material releases water as it begins to break down — check within 24-48 hours and add more alcohol if plant material is not fully submerged.
5. Proceed as with dried herb — 4-6 weeks infusion.

Weight-to-Volume Method (Precise)

Used by professional herbalists and pharmacies. Produces consistent, reproducible concentrations.

Ratio notation: Expressed as herb weight to solvent volume. A 1:5 tincture means 1 part herb (by weight) in 5 parts solvent (by volume). A 1:2 tincture is stronger (less solvent per unit herb). Standard commercial tinctures are typically 1:5.

For dried herbs:

• Standard dried herb tincture: 1:5 ratio (1g herb per 5ml alcohol)
• Strong/concentrated tincture: 1:3 ratio
• Fresh plant tincture: 1:2 ratio

Example: Making 200ml of a 1:5 echinacea root tincture:

• 200ml ÷ 5 = 40g dried echinacea root
• Weigh 40g dried root, grind or chop finely
• Combine with 200ml of 60% alcohol
• Infuse 4-6 weeks, strain

The math stays simple: desired volume ÷ solvent number = herb weight in grams.

Fresh vs. Dried Herbs in Tinctures

Advantages of fresh plant tinctures:

• Preserves compounds that degrade during drying (valepotriates in valerian, some volatile oils)
• Captures "juice" chemistry of the living plant
• Better for roots where the fresh-dried shift changes chemistry significantly (echinacea, valerian)

Advantages of dried herb tinctures:

• More predictable alcohol percentage (plant water dilution already gone)
• Plants available year-round regardless of season
• Easier to achieve consistent ratios by weight
• Some compounds concentrate during drying

General guidance: For roots, fresh plant tinctures are preferred when feasible. For leaves and flowers, either works well; dried is more consistent.

Percolation Method (For Dense Roots)

Standard maceration (soaking) is less efficient for very dense roots. Percolation — running solvent through packed herb — improves extraction of hard roots.

Simple percolation:

1. Grind dried root to coarse powder.
2. Moisten powder with a small amount of alcohol and let it sit 4-8 hours to swell — this prevents channeling when solvent flows through.
3. Pack into a funnel with cheesecloth at the bottom.
4. Slowly pour alcohol through the packed powder, collecting the percolate as it drips.
5. Continue adding alcohol until you have collected the target volume.
6. This is not essential for home preparation but improves yield from expensive or rare roots.

Dosing Tinctures

Standard adult doses (1:5 tincture unless noted):

• Most medicinal herbs: 3-5ml (60-100 drops) up to 3 times daily
• Stronger herbs (valerian, kava, California poppy): 2-4ml 1-3 times daily
• Acute protocols (echinacea at illness onset): 5ml every 2-3 hours for 24 hours

Measuring at home:

• 1ml ≈ 20 drops from a standard dropper
• 1 teaspoon = 5ml ≈ 100 drops
• A standard dropper full = approximately 1ml

Adjust based on response: These are starting doses. If 3ml produces no noticeable effect, try 5ml. If 3ml produces strong effects, back down to 1-2ml.

Children's dosing (Clark's Rule): Child's dose = (child's weight in pounds ÷ 150) × adult dose. This is approximate — reduce by another 25-50% for children under 6.

Storage

Light: Dark glass bottles are essential. Amber or cobalt blue glass blocks UV light that degrades plant compounds.

Temperature: Cool, stable temperature. A basement cabinet or pantry is ideal. The refrigerator works but is not necessary for alcohol tinctures.

Shelf life: 4-6 years for alcohol tinctures made with 40%+ alcohol, stored properly. Signs of degradation: significant color change (some change is normal), formation of solid sediment, off smell. Slight cloudiness is normal and does not indicate spoilage.

Labeling: Always label with: herb name, plant part, fresh or dried, alcohol type and percentage, tincture ratio, date made, and recommended dose. Information you cannot remember in 3 years.

Multi-Herb Formulas

Blending tinctures allows synergistic combinations. You can:

• Make individual single-herb tinctures and combine at point of use (most flexible)
• Combine multiple herbs before tincturing (simpler but less adjustable)

Common field medicine combinations:

• Sleep blend: valerian + chamomile + lemon balm in equal parts
• Immune support: echinacea + elderberry + astragalus
• Pain and inflammation: willow bark + meadowsweet + turmeric
• Wound support: calendula + plantain + yarrow (topical tincture rinse)

Glycerite Specifics

Glycerites require slightly different technique:

1. Use 3 parts glycerin to 1 part water as solvent (for dried herbs). For fresh herbs, use straight glycerin.
2. Infusion time: 8-12 weeks (glycerin extracts more slowly than alcohol).
3. Heat-assisted infusion: warming the glycerin-herb mixture to 38-50°C speeds extraction without damaging compounds. Use a slow cooker on its lowest setting with the lid off to monitor temperature.
4. Storage: refrigerate after opening. Shelf life 1-2 years.
5. Dose: same volume as alcohol tinctures, but less potent per ml — may need to increase dose by 25-50%.

Building Your Tincture Library

A well-stocked field tincture kit covers the major categories:

| Category | Herbs | |----------|-------| | Infection/immune | Echinacea, elderberry, garlic | | Pain/anti-inflammatory | Willow bark, meadowsweet, turmeric | | Wound care (topical) | Calendula, yarrow, plantain | | Sleep/anxiety | Valerian, chamomile, passionflower | | Digestive | Chamomile, ginger, peppermint | | Antimicrobial | Oregano, thyme, usnea | | Respiratory | Elderberry, mullein, thyme |

With 14 single-herb tinctures, you can address most non-emergency conditions that arise in a field setting and provide adjunct support for serious conditions while pursuing definitive care.