Skin aging is one of most visible process which occurs constantly in our skin organ. According to the Clinical Centre of Nis, certain plant extracts may have the ability to scavenge free radicals, to protect the skin matrix through the inhibition of enzymatic degradation, or to promote collagen synthesis in the skin, affected skin elasticity and tightness(a). Other suggested that free radicals induced domino effects in production of reactive oxygen species, can react with DNA, proteins, and fatty acids, causing oxidative damage and impairment of antioxidant system, leading injuries damage regulation pathways of skin, including wrinkles, roughness, appearance of fine lines, lack of elasticity, and de- or hyperpigmentation marks(b).
The degradation of the epidermal and dermal layers of the extracellular matrix (ECM), the non-cellular component present within all tissues and organs, such as UV Exposure, decline of lysosomal/endosomal cathepsin K, S and V activity(c) as well as some environmental factors on skin produces visible signs such as irregular dryness, dark/light pigmentation, sallowness, severe atrophy, telangiectases, premalignant lesions, laxity, leathery appearance and deep wrinkling, etc., cause modification of the surface of skin and the physical properties of that lead to skin aging.
Certain chemical ingredients, such as aloin, ginsenoside, curcumin, epicatechin, asiaticoside, ziyuglycoside I, magnolol, gallic acid, hydroxychavicol, hydroxycinnamic acids, hydroxybenzoic acids, etc. derived from herbs have been found to be intergraded into some cosmetic products in treating premature aging(d).
Cinnamon is a spice derived from the inner bark of tree, native to South East Asia, of over 300 species
of the genus Cinnamomum, belonging to the family Lauraceae. The herb has been use in herbal and
traditional medicine as anti-fungal and bacteria level to improve reproductive organ, prevent flatulence
and intestinal cramping, treat indigestion, diarrhea, bad breath, headache, migraine, etc.
According to Osaka Prefecture University, Cinnamon inhibited the breakdown of collagenous networks with aging results in hypoactive changes in the skin, through up-regulated both mRNA and protein expression levels of type I collagen without cytotoxicity. Cinnamaldehyde, a major active component, significantly increased the phosphorylation levels of the insulin-like growth factor-I (IGF-I) and its downstream signaling molecules such as insulin receptor substrate-1 and Erk1/2 in an IGF-I-independent manner(33).
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References
(a) Skin ageing: natural weapons and strategies by Binic I1, Lazarevic V, Ljubenovic M, Mojsa J, Sokolovic D.(PubMed)
(b) Phytoconstituents as photoprotective novel cosmetic formulations by Saraf S1, Kaur CD.(PubMed)
(c) Differential expression of cathepsins K, S and V between young and aged Caucasian women skin epidermis by Sage J1, De Quéral D2, Leblanc-Noblesse E2, Kurfurst R2, Schnebert S2, Perrier E2, Nizard C2, Lalmanach G3, Lecaille F4.(PubMed)
(d) Bioactive compounds from natural resources against skin aging by Mukherjee PK1, Maity N, Nema NK, Sarkar BK.(PubMed)
(31) The active natural anti-oxidant properties of chamomile, milk thistle, and halophilic bacterial components in human skin in vitro by Mamalis A1, Nguyen DH, Brody N, Jagdeo J.(PnbMed)
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