Herbalism Herbal Preparations & Formulations 3

Question 1

What is the recommended shelf life of a well-made alcohol tincture stored in a cool, dark place?

Accepted Answer

3–5 years

Answer

Properly prepared alcohol tinctures maintain potency for 3–5 years when stored away from heat and light.

Question 2

Which herbal preparation is created by infusing plant material in oil at a low temperature (95–120°F) for several weeks?

Accepted Answer

Cold-process infused oil

Answer

A cold-process (or low-heat) infused oil preserves heat-sensitive plant compounds by macerating plant material in a carrier oil at low temperatures.

Question 3

Capsules filled with powdered herbs are dosed differently than tinctures primarily because:

Accepted Answer

Bioavailability can vary with digestion and capsule dissolution time

Answer

Capsule bioavailability depends on the individual's digestive function, stomach acid, and how quickly the capsule dissolves, making dosing less predictable.

Question 4

A succus is a fresh-plant herbal preparation made by:

Accepted Answer

Pressing fresh plant juice and preserving it with alcohol

Answer

A succus is the expressed juice of a fresh plant, typically preserved with a small percentage of alcohol to prevent fermentation.

Question 5

Which factor most significantly affects the potency of a finished herbal preparation?

Accepted Answer

The quality and freshness of the raw plant material used

Answer

The potency of any herbal preparation depends fundamentally on the quality, freshness, and proper identification of the starting plant material.

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Herbalism Herbal Preparations & Formulations 3