Many people do not realize that the makeup and personal
care products they apply to their face and body are
petroleum based. To understand why mineral oil is far
from ideal as a health and beauty aid, we must first
understand that all life on earth is essentially comprised
of carbon, oxygen and hydrogen. Live plants and other
organisms are based on living carbon. Life that existed
millions of years ago is fossilized or ‘dead’
carbon. When we use cosmetics containing mineral oil
we are basically trying to revitalize our living bodies
with dead material. This doesn’t make sense. Only
oils from living plants -live carbon sources- contain
regenerative properties. So why is mineral oil in so
many products? In a word: price. Aside from being a
colorless, odorless carrier oil, its main advantage
is that few other vegetable oils can compete economically.
In the end, we as consumers are offered a remarkable
lineup of cosmetics that have about as much benefit
to the health our bodies as a box of Twinkies.
Hemp seed oil, on the other hand, has been found to be highly
nutritious, essential hair and skin aid for promoting
growth and slowing the aging process. Hemp has excellent
healing and moisturizing properties for healing skin
ailments and is used often to help people who suffer
from eczema and psoriasis. In the plant kingdom, hemp
contains the highest amount of the essential fatty acids
(EFA’s) critical for our bodies’ health
and clinically proven to have biochemical and therapeutic
effects when topically applied.
Hemp seed oil's health benefits and unique versatility
provide many advantages as an ingredient in personal
care products. More than 75% of the fatty acids in hemp
seed oil are polyunsaturated fatty acids (PUFAs), known
for their excellent emollient and lubricating properties.
Hemp seed oil also has the lowest amount of saturated
fatty acids, at 8%.
Clinical studies have shown PUFAs, specifically Omega-6
Linoleic Acid (LA) and Omega-6 Gamma-Linolenic Acid
(GLA), when applied externally, can alleviate or even
remedy skin problems such as dryness, atopic eczema
and psoriasis. These tests have shown specifically that
the effects of dry skin; scaling or cracking that can
be caused by essential fatty acid (EFA) deficiency can
be reversed by skin care products containing Omega-6
fatty acids, thus reducing the potential of Trans epidermal
Water Loss (TEWL). The proven anti-inflammatory properties
of LA and GLA can further aid in the healing of minor
skin irritation and disease. Hemp seed oil softens,
soothes and promotes flexibility by working between
surface cells, helping to lubricate, reduce flaking
and revive the skin's intercellular lipids. Today, a
range of personal care products containing hemp seed
oil are available including body lotion, face and hand
creams, lip care, make-up, hair care, liquid and bar
soaps, shower gels, shaving products, massage oil, sun
care and baby care.
While other oils such as flax, evening primrose, borage,
sunflower and jojoba contain EFA's or gamma-linolenic
acid, hemp seed oil has major advantages in that it
is the only high EFA oil that contains both. Further,
hemp seed oil contains what is considered to be an ideal
ratio of Omega 6 and Omega 3 fatty acids- 3:1, perfectly
matching the needs of the human body, and the skin soaks
it in readily as a result.
Although the cosmetic industry claims generic use of
unsaturated or essential fatty acids as beneficial to
the skin, only the EFA linoleic acid and its metabolite
gamma-linolenic acid have clinically proven biochemical
and therapeutic effects on the skin. Hemp seed oil contains
50%-60% linoleic acid and is the only high EFA oil that
also contains GLA. Because its EFA profile so closely
resembles the skin's natural lipids, hemp seed oil instantly
counteracts the effects of degreasing and dehydration,
conditions that produce dry skin. Its ability to quickly
moisturize and condition the skin, make hemp seed oil
a choice ingredient for today's performance skin care
market.
The skin acts as a barrier to protect the body from
excessive water loss and from penetration by foreign
substances and pathogens such as bacteria and viruses.
The optimal state of the skin is characterized by a
balanced ratio of skin lipids to skin moisture. The
health of skin depends largely on moisture retention
provided by the stratum corneum, the outer layer of
the epidermis. The weakening or failure of this natural
barrier can be caused by sun, dry air, harsh soaps,
free radical damage or the slowdown of cell metabolism
with aging. The result is changes to the lipid composition
of the epidermis and reduced moisture retention capability.
Lipids are composed of fat-like substances including
sterols, free fatty acids and ceramides. Chemically
speaking, ceramides are a class of substances that contain
different polyunsaturated fatty acids that make up about
18% of the upper lipophylic layers of the stratum corneum.
Ceramide 1, found in the Omega-6 linoleic acid, is of
critical importance to the moisture control of the skin.
Due to its superior EFA profile which closely resembles
the skin's natural lipids, hemp seed oil, when topically
applied, replenishes skin with these essential components,
thus increasing moisture retention.
Amino acids, the building blocks of proteins, have
become an increasingly important class of cosmetic raw
materials from a standpoint of both performance and
consumer appeal. The proteins used in personal care
products have traditionally been derived from collagen
or keratin. Recently, however, there has been an increasing
demand for proteins that are vegetable derived. Whole
hemp seed contains about 23% protein. Hemp seed protein
contains all nine (out of 20) essential amino acids
and features a high content of the two sulfur-containing
amino acids methionine and cystine, usually under-represented
in vegetable proteins.
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