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Plants have provided mankind
with food and medicine since ancient times. Rich traditions
have arisen on every continent involving the use of
herbs for nourishing, cleansing and balancing the body,
mind and spirit. Many of these traditions have been
passed down and enriched with scientific understanding,
and made available in the form of practical information
for the maintenance of optimum health. |
What
about herbal quality?  |
Herb quality cannot
be over emphasized. It is critical to effective herbal
therapy that the proper plants are picked in the proper
season and used fresh. High quality herbs will retain
all the characteristics of the whole herb: aroma,
color, taste and effect. Whenever possible the plants
used should be organically grown or locally abundant
herbs can be specifically wildcrafted to avoid contamination
(such as with pesticides).
Many commercially available
bulk herbs contain residues from agricultural chemicals,
fumigation and irradiation. Organic cultivation allows
the manufacturer of herbal extracts to maintain access
to high quality botanical ingredients. A recent advance
in herb technology and research (fresh freeze-drying)
allows maintenance of the natural potency of most
herbs by preserving all the biologically active constituents
of the fresh plant. In many instances, improved or
unique therapeutic action has resulted from the fresh
freeze-drying process.
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What
About Herbal Extracts?  |
Herbal extracts have been used
in many forms and strengths as galenicals, tinctures,
fluid extracts, etc.: these are water and alcohol
extractions made from fresh or shade-dried plants.
Some extracts include the addition of a little vegetable
glycerin. A few herbs are also extracted in 100% organic
olive oil for external use. Herbal extracts offer
the advantage of being more readily available to body
than powdered herbs. These plant extracts are effective
preparations which are well tolerated. They may be
taken alone or in a little water or juice.
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Why
use herbal combinations?  |
An herbal combination is chosen
to specifically address the entire complaint of an
individual. The herbs that best address their particular
symptoms are chosen over similar plants. Several plants
or their extracts can work together in a balanced
fashion. What one herb lacks another can provide,
so that the combined action improves what can be accomplished
by a single herb. Some herbs in the combination would
help relieve the symptoms while others act to correct
the cause of the symptoms. Though sometimes called
a "shotgun" approach, combining herbs can
be very effective when the goal is to resolve the
cause of the problem. Otherwise, there may be no long
lasting benefit.
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Why
is alcohol used in the making of herbal extracts?  |
Alcohol is second only to water
as a solvent (extracting fluid) for making herbal
extracts. Herbs are composed of a wide variety of
chemical components to which their benefit is attributed.
Some of these components are more soluble in water
and some are more soluble in alcohol. This explains
why the alcohol content is different from herb to
herb. Resins in Myrrh or Cayenne are best extracted
in alcohol and will have a higher alcohol content.
Other herbs such as Marshmallow or Slippery Elm are
best extracted in water.
Alcohol is not only important
for extracting components of herbs, but it has the
ability to preserve the extract from spoiling. Even
when water is the best solvent, the extract must contain
15-30% alcohol to maintain stability and prevent spoiling.
The alcohol content on labels indicates what percent
of the liquid is alcohol not how much herb is in the
bottle. Each ounce of an herbal extract represents
the soluble components of 7.5 to 30 grams of herb
no matter if the alcohol content is 25% or 85%. The
concentration level is determined by the nature of
each herb.
If a label states the concentration
as 1:4 then each ounce represents the soluble portion
of 7.5 grams of that herb. A label declaring a 1:1
concentration represents 30 grams of the soluble herb.
The average daily dose of an herbal extract is 45-90
drops. Overall herbal extracts average 45% alcohol.
Therefore, the average total daily consumption of
alcohol is a mere 40 drops. We advise other high quality
alternatives such as fresh
freeze-dried encapsulated herbs when even these
small amounts of alcohol are not appropriate.
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Since alcohol is indispensable
for making high quality herbal extracts, more emphasis
should be placed on the kind of alcohol used to make
them. Commercial grain alcohol is made with corn.
Most of this country's total
annual agricultural chemicals go toward the cultivation
of corn. These agricultural chemicals are a serious
and persistent threat to the air, soil and ground
water which support all life forms. Do you want the
alcohol in your herbal extract to contribute to the
further pollution of our planet?
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What
about "Glycerins" or "Alcohol free"
extracts ?  |
Until recently, the production
of glycerite
(Alcohol free extracts) met with limited success.
Several innovations have helped to alleviate these
short comings. Glycerites can be extracted directly
with glycerin in some instances but traditional knowledge
recommends alcohol extraction initially and then removal
of the alcohol under vacuum. The Eclectic Medical
period (1854-1937) provided clinical successes using
this method with equipment developed by John Uri Lloyd.
The Lloyd Extractor, a pharmaceutical cold still is
described in the Remmington Practice of Pharmacy.
In addition, the stability of some glycerite extractions
is enhanced by a lower pH and therefore ascorbic acid
(Vitamin C) should be added to sensitive botanicals
(i.e.. Echinacea).
Flavoring of glycerites
is enhanced by the inherent sweetness of glycerin.
Natural flavoring of raspberry or orange can augment
the compliance and increase the biological effectiveness
in people adverse to the taste of alcoholic extracts.
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What
about alcohol made from corn?  |
If you have food sensitivities
or allergies to corn avoid extracts made with grain
alcohol. Although grain alcohol is highly refined
it still carries the allergen of corn and due to the
rapid absorption of alcohol, the allergic symptoms
appear in a few minutes.
For example, many people use a White Willow extract
to relieve a headache. Since the majority of the US
population has some allergic reaction to corn, it
is possible that alcohol made from grain will increase
the likelihood of aggravating the condition. This
same caution can be given to the use of extracts for
most conditions (i.e. corn is known to aggravate arthritic
symptoms, bladder, etc.)
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