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Effect of Snacks on Aging
Bu çalışma, farklı atıştırmalıkların (pekan cevizi ve tuzlu çubuk kraker) yaşlanma üzerindeki etkisini incelemektedir. Çalışmaya; genel olarak sağlıklı, 55-75 yaş arası, tipik Batı tarzı beslenen ve belirli vücut kitle indeksi aralığındaki kadınlar alınmaktadır. University of California, Los Angeles tarafından yürütülen faz uygulanmayan çalışma halen katılımcı almaktadır.
Yukarıdaki özet, resmî kaydın sade dile aktarılmış halidir. Orijinal İngilizce başlık referans için gösterilir.
Kriterler ClinicalTrials.gov kaydından orijinal İngilizce haliyle alınmıştır. Uygunluk kararını yalnızca deneyi yürüten ekip verebilir.
Inclusion Criteria: * Female * Generally healthy * Aged 55-75 years * BMI 18.5-34.9 kg/m2 * Fitzpatrick Skin type II-IV * Consume a typical Western diet (low in polyphenols-rich foods and fiber) * Willing to maintain habitual dietary and exercise patterns for the study duration * Willing to maintain normal skin care products and pattern for the duration of the study * Willing to come to study visits without any makeup and skin products on * Subjects must read and sign the Institutional Review Board-approved written informed consent prior to the initiation of any study specific procedures or enrollment. A subject will be excluded for any condition that might compromise the ability to give truly informed consent. Exclusion Criteria: * Vegetarian/vegan * Known nut allergy * Skin-related prescription medication, supplements or non-prescription cosmeceutical agents * Initiation of topical or oral prescription steroids and/or anti-inflammatory medications within 30 days prior to study enrollment * Excessive exposure to either natural or artificial sunlight * Screening laboratory values outside of the normal range that is considered clinically significant for study participation by the investigator * Documented chronic disease * Taking medications or supplements known to affect gut microbiota composition (antibiotics within the past 3 months, probiotics, fiber, etc.) * Taking exogenous hormones (e.g. hormone replacement therapy) * Recent weight fluctuations (\>10% in the last 6 months) * Smoker or living with a smoker * Use of \>20 g of alcohol per day * Unable or unwilling to comply with the study protocol (including unwillingness to avoid nuts for the whole duration of the study) * Unable to provide consent * Pregnancy and/or lactation