Kremniy: dokazannaya polza i chego realistichno zhdat
Kremniy (pishchevoy kremniy ili ortokremnievaya kislota) — naibolee rasprostranenny mineralny element v zemnoy kore posle kisloroda, odnako ego status kak nezamenimogo mikroelementa dlya cheloveka po-prezhemu osparivayetsya. Tem ne meneye, issledovaniya poslednih dvukh desyatiletiy sozdali rastyushchuyu dokazatelstvennuyu bazu, svyazyvayushchuyu potrebleniye kremniya s kachestvom soedinitelnoj tkani, metabolizmom kostey i zdorovyem kozhi.
Osnovnye dokazannye preimushchestva
Plotnost mineralov v kosti
Kremniy, po-vidimomu, igraet rol v kostoobrazovanii, stimuliruya aktivnost osteoblastov i sintez kollagena v kostnoy matritze. Prospektivnyy analiz Jugdaohsingh i dr. (2004) na osnove dannykh issledovaniya Framingham Offspring pokazal polozhitelnoyu korrelyatsiyu mezhdu vysokim pishchevym potrebleniiem kremniya i bolshey plotnostyu kostnoy tkani u muzhchin i zhenshchin v premenopauze, nezavisimo ot potrebleniya kaltsiya (Jugdaohsingh et al., 2004).
Soedinitelna tkan i sshivka kollagena
Ortokremnievaya kislota pokazana v issledovaniyakh kletochnykh kultur upregulirovat sintez kollagena I tipa v fibroblastakh i osteoblastakh. Barel i dr. (2005) v dvojnom slepom platsebo-kontroliruemom issledovanii obnaruzhili uluchsheniya prochnosti volos na razryv i poverhnostnoy struktury kozhi u zhenshchin s tonkimi volosami v techenie 20 nedel (Barel et al., 2005).
Vtorostepennyye i voskhodyashchiye effekty
Zdorovye volos i nogtey
Iskhoda iz ego roli v sinteze kollagena, dobavki kremniya izuchalis dlya vozdeystviya na kachestvo volos i nogtey. Dokazatelstv umerenoye, no stabil'noye: uluchsheniya tolshchiny volos i lomkosti nogtey otmechalisy v neskol'kikh malykh klinicheskikh issledovaniyakh.
Vyvod alyuminiya
Ryad issledovaniy predpolagaet, chto pishchevoy kremniy mozhet snizhat vsasyvanie alyuminiya v zheludochno-kishechnom trakte. Aktualnost dlya povsednevnykh pishchevykh dobavok neopredyelena.
Gde dokazatelstv malo
Utverzhdeniya o tom, chto kremniy obrashaet osteoporoz, vosstanavlivaet volosy, poteryannye iz-za androgennoj alopetsii, ili obespecivaet znachimye antivorastnye effekty kozhi, ne podtverzhdeny sovremennymi klinicheskimi dokazatelstvami.
Kto poluchaet naibolshuyu vygodu
- Pozhilye lyudi, osobenno zhenshchiny posle menopauzy
- Lyudi s tonkimi ili lomkimi volosami i nogtyami
- Sportsmeny i aktivnyye lyudi s povyshennym nagruzkami na soedinitel'nuyu tkan
- Lyudi s nizkim potrebleniyem kremniya iz pishchi — chasto pri diete na osnove sil'no pererabotannykh produktov
Realistichnye ozhidaniya
Kremniy — ne dramaticheskaya dobavka. Ego glavnaya tsennost — v dolgosrochnoy osnove dlya podderzhki soedinitelnoj tkani. Na maxfit.ee takiye produkty kak MST Chondroitin Glucosamine MSM + HA 90tabs i ICONFIT Capsules Joint N90 raskryvayut peresekayushchiesya aspekty zdorovya sustavov i kollagena.
Smotrite kategoriyu kostey, khryashchey i svyazok.
Chasto zadavaemye voprosy
V chem raznitsa mezhdu kremniom i silikonom?
Kremniy — prirodnyy mineralnyy element v pishche i mineral'noy vode. Silikon — sinteticheskiy polimer. Eto raznye veshchestva, nesovmestimye po ispolzovaniyu.
Kakye produkty soderzhut bolshe vsego kremniya?
Tselnozernovye (osobenno ovyos i yachmen'), korneplyody, nekotorye mineral'nye vody i pivo — sredi naibolee bogatykh istochnikov.
Skol'ko nado prinimat kremniy, chtoby uvidel effekt?
Bolshinstvo issledovaniy ispolzuyut periody priema 12-20 nedel. Bolee korotkie periody dayut nesoglasovannye rezultaty.
Ssylki
Jugdaohsingh, R., et al. (2004). Dietary silicon intake and absorption. The American Journal of Clinical Nutrition, 75(5), 887-893.
Barel, A., et al. (2005). Effect of oral intake of choline-stabilized orthosilicic acid on skin, nails and hair in women with photodamaged skin. Archives of Dermatological Research, 297(4), 147-153.
Martin, K. R. (2007). The chemistry of silica and its potential health benefits. Journal of Nutrition, Health and Aging, 11(2), 94-97.
