https://wikimd.org/index.php?action=history&feed=atom&title=Pterostilbene 2026-04-26T19:31:53Z Revision history for this page on the wiki MediaWiki 1.44.2 https://wikimd.org/index.php?title=Pterostilbene&diff=5807671&oldid=prev 2024-05-22T16:45:08Z

<p>CSV import</p> <p><b>New page</b></p><div>[[File:Pterostilbene.svg|thumb|Pterostilbene.svg]] &#039;&#039;&#039;Pterostilbene&#039;&#039;&#039; is a [[stilbenoid]] chemically related to [[resveratrol]], with the chemical formula C16H16O3. It is a type of [[natural phenol]] and a [[phytoalexin]] produced by plants to combat infections. Pterostilbene is found in small quantities in [[blueberries]] and [[grapes]], and it is also present in the heartwood of [[Pterocarpus marsupium]] (Indian Kino tree).<br /> <br /> ==Chemical Structure and Properties==<br /> Pterostilbene is a [[dimethyl ether]] derivative of resveratrol. Its structure consists of two [[phenol]] rings connected by a 2-carbon [[ethylene]] bridge. The presence of two methoxy groups distinguishes it from resveratrol, which has three hydroxyl groups. This structural difference gives pterostilbene higher lipophilicity and better oral bioavailability compared to resveratrol.<br /> <br /> ==Biological Activities==<br /> Pterostilbene has been studied for its potential [[antioxidant]], [[anti-inflammatory]], and [[anticancer]] properties. It is believed to activate the [[SIRT1]] gene, which is associated with longevity and metabolic regulation. Additionally, pterostilbene has shown potential in improving [[cognitive function]] and [[cardiovascular health]].<br /> <br /> ===Antioxidant Properties===<br /> Pterostilbene acts as an antioxidant by neutralizing [[free radicals]] and reducing oxidative stress. This activity helps protect cells from damage and may contribute to its potential health benefits.<br /> <br /> ===Anti-inflammatory Effects===<br /> Studies suggest that pterostilbene can inhibit the production of pro-inflammatory cytokines, thereby reducing inflammation. This property is particularly relevant in conditions such as [[arthritis]] and other inflammatory diseases.<br /> <br /> ===Anticancer Potential===<br /> Research indicates that pterostilbene may have anticancer effects by inducing [[apoptosis]] (programmed cell death) in cancer cells and inhibiting their proliferation. It has been studied in various types of cancer, including [[breast cancer]], [[colon cancer]], and [[prostate cancer]].<br /> <br /> ==Sources and Bioavailability==<br /> Pterostilbene is naturally found in small amounts in [[blueberries]], [[grapes]], and the heartwood of [[Pterocarpus marsupium]]. Due to its higher lipophilicity, pterostilbene has better bioavailability compared to resveratrol, meaning it is more easily absorbed and utilized by the body.<br /> <br /> ==Potential Health Benefits==<br /> The potential health benefits of pterostilbene include:<br /> <br /> * Improved [[cognitive function]] and memory<br /> * Enhanced [[cardiovascular health]]<br /> * Reduced risk of [[cancer]]<br /> * Anti-inflammatory effects<br /> * Antioxidant protection<br /> <br /> ==Safety and Dosage==<br /> While pterostilbene is generally considered safe, its long-term effects and optimal dosage are still under investigation. It is important to consult with a healthcare provider before starting any new supplement regimen.<br /> <br /> ==See Also==<br /> * [[Resveratrol]]<br /> * [[Stilbenoid]]<br /> * [[Antioxidant]]<br /> * [[Phytoalexin]]<br /> * [[Pterocarpus marsupium]]<br /> <br /> ==References==<br /> {{Reflist}}<br /> <br /> ==External Links==<br /> {{Commons category|Pterostilbene}}<br /> <br /> [[Category:Stilbenoids]]<br /> [[Category:Antioxidants]]<br /> [[Category:Phenols]]<br /> [[Category:Phytoalexins]]<br /> [[Category:Natural phenols]]<br /> [[Category:Dimethyl ethers]]<br /> [[Category:Medicine stubs]]<br /> <br /> {{medicine-stub}}</div>

Prab