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

3–6 months

Answer

1–2 years

Answer

10 or more years

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

Decoction

Answer

Succus

Answer

Spagyric extract

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

Powdered herbs are more potent per gram than tinctures

Answer

Capsules bypass first-pass liver metabolism

Answer

Capsules always contain standardized extracts

Question 4

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

Accepted Answer

Pressing fresh plant juice and preserving it with alcohol

Answer

Drying and powdering the whole herb

Answer

Infusing dried herbs in glycerin for 4 weeks

Answer

Steam-distilling fresh flowers

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 color of the storage bottle

Answer

The geographic location where it is packaged

Answer

The type of label applied to the bottle

Question 6

Which term describes the process of allowing plant material to soak in a menstruum at room temperature without heat for an extended period?

Accepted Answer

Maceration

Answer

Percolation

Answer

Distillation

Answer

Precipitation