Zvinyorwa kubva kuSoutheast Asia muti Thanaka inogona kupa dzimwe nzira dzechisikigo dzekudzivirira zuva, sekureva kutsva kwakarongeka ongororo kubva kumasayendisiti kuJalan Universiti kuMalaysia neLancaster University kuUK.
Vachinyora mumagazini inonzi Cosmetics, masayendisiti anocherechedza kuti zvakatorwa mumuti wacho zvave zvichishandiswa mukuchengetedza ganda retsika nokuda kwekudzivirira kukwegura, kudzivirira zuva, uye kurapa mburwa kwemakore anopfuura 2 000. "Masikirwo ezuva ezuva akakwezva zvishuwo zvakakura sechinotsiva chezvigadzirwa zvekudzivirira zuva zvakagadzirwa nemakemikari ekugadzira akadai seoxybenzone anogona kukonzera hutano uye kukanganisa nharaunda," vakanyora vaongorori.
Thanaka
Thanaka inoreva muti wakajairika wekuSoutheast Asia uye unozivikanwawo seHesperethusa crenulata (syn. Naringi crenulata) uye Limonia acidissima L.
Nhasi, kune mhando dzakawanda muMalaysia, Myanmar, neThailand dzinogadzira Thanaka "cosmeceutical" zvigadzirwa, vakatsanangura vaongorori, kusanganisira Thanaka Malaysia neBio Essence muMalaysia, Shwe Pyi Nann uye Truly Thanaka vanobva kuMyanmar, uye Suppaporn naDe Leaf vanobva kuThailand. .
"Shwe Pyi Nann Co. Ltd. ndiyo inotungamira kugadzira nekutengesa kunze kweThanaka kuThailand, Malaysia, Singapore nePhilippines," vakawedzera.
“VaBurma vanozora poda yeThanaka paganda ravo semafuta ekudzivirira zuva. Zvakadaro, zvigamba zveyero zvakasara padama hazvigamuchirwe zvakanyanya nedzimwe nyika kunze kweMyanmar,” vakatsanangura vaongorori. “Nekudaro, kuti vanhu vakawanda vabatsirwe nemafuta ekudzivirira zuva, anogadzirwa zvinhu zveThanaka zvekuchengetedza ganda zvakaita sesipo, loose powder, foundation powder, face scrub, body lotion uye face scrub.
"Kuti isangane nevatengi uye zvinodiwa pamusika, Thanaka inogadzirwa zvakare kuita yekuchenesa, serum, moisturiser, acne spot treatment cream uye tone up cream. Vazhinji vevagadziri vanowedzera zvinhu zvinoshanda senge mavhitaminzi, collagen uye hyaluronic acid kuwedzera synergic mhedzisiro uye kupa kurapwa kune akasiyana ganda mamiriro. "
Thanaka Chemistry uye biological chiitiko
Ongororo yacho inoenderera mberi ichitsanangura kuti zvakatorwa zvakagadzirirwa uye zvinoratidzwa kubva kune dzakasiyana siyana dzezvirimwa, zvinosanganisira stem bark, mashizha, uye michero, ine alkaloids, flavonoids, flavanones, tannins, uye coumarins zvichingova zvimwe zvebioactives zvinoratidzwa.
"… vanyori vazhinji vakashandisa organic solvents sehexane, chloroform, ethyl acetate, ethanol uye methanol," vakadaro. "Nekudaro, kushandiswa kwezvinonyungudutsa zvakasvibirira (senge glycerol) mukutora bioactive zvinongedzo zvinogona kunge iri imwe nzira yakanaka kune organic zvinonyungudutsa mukubvisa zvigadzirwa zvechisikigo, kunyanya, mukugadzira zvigadzirwa zvekuchengetedza ganda."
Zvinyorwa zvezvinyorwa izvo zvakasiyana-siyana zveThanaka zvinogona kupa hutano hwakasiyana-siyana hunobatsira, kusanganisira antioxidant, anti-ageing, anti-inflammatory, anti-melanogenic uye anti-microbial properties.
Vaongorori vakati nekuunza sainzi pamwe chete kuti vaongorore, vanotarisira kuti "zvichashanda sereferensi yekugadzirwa kwezvigadzirwa zvekuchengetedza ganda zvine Thanaka, kunyanya, sunscreen."
Nguva yekutumira: Aug-19-2021