Plant-based

基于植物的
  • 文章类型: Journal Article
    Sonoprocessing (US), as one of the most well-known and widely used green processing techniques, has tremendous benefits to be used in the food industry. The urgent call for global sustainable food production encourages the usage of such techniques more often and effectively. Using ultrasound as a hurdle technology synergistically with other green methods is crucial to improving the efficiency of the protein shift as well as the number of plant-based analog foods (PBAFs) against conventional products. It was revealed that the US has a significant impact when used as an assistant tool with other green technologies rather than being used alone. It increases the protein extraction efficiencies from plant biomasses, improves the techno-functional properties of food compounds, and makes them more applicable for industrial-scale alternative food production in the circular economy. The US aligns well with the objectives outlined in the UN\'s Sustainable Development Goals (SDGs), and Planetary Boundaries (PBs) framework, demonstrating promising outcomes in life cycle assessment. However, several challenges such as uncontrolled complex matrix effect, free radical formation, uncontrolled microbial growth/germination or off-flavor formation, removal of aromatic compounds, and Maillard reaction, are revealed in an increased number of studies, all of which need to be considered. In addition to a variety of advantages, this review also discusses the drawbacks and limitations of US focusing on PBAF production.
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  • 文章类型: Journal Article
    植物性乳制品替代品在可持续性方面有许多好处,动物福利,和健康,但是,只有当消费者认为它们是传统乳制品的合适替代品时,它们才能在市场上取得成功。消费者对新产品的期望受到他们放置这些产品的食品类别的强烈影响。本研究旨在揭示消费者对植物性乳制品的分类,以深入了解其作为乳制品替代品的潜力。在自由排序任务中,来自瑞士德语区的100名参与者将各种植物性和常规动物性乳制品分成几组,表明他们自发的相似性感知。此外,我们评估了参与者对植物性乳制品的特征和态度,以检验消费者群体之间分类策略的潜在差异.多维尺度和聚类分析表明,消费者对植物性乳制品和传统动物性乳制品的心理表征在广泛的产品类型中明显分开。这种模式甚至在少吃肉的消费者中观察到,有更多的素食饮食方式,对乳制品替代品的消极态度较少。结果表明,基于植物或动物来源的分类学差异主导了消费者的观念,并可能阻碍植物性乳制品的替代。然而,它们还暗示,设法强调共同目标和类似于传统乳制品的功能特性的植物性产品更有可能在消费者心目中形成一个共同的目标衍生类别,因此作为替代品具有更好的前景。
    Plant-based dairy alternatives have many benefits in terms of sustainability, animal welfare, and health, but they can only be successful in the market if consumers perceive them as suitable substitutes for conventional dairy. Consumers\' expectations for new products are strongly influenced by the food categories into which they place these products. The present study aims to reveal consumers\' categorizations of plant-based dairy products to gain insights into their potential as dairy substitutes. In a free sorting task, 100 participants from the German-speaking part of Switzerland sorted a variety of plant-based and conventional animal-based dairy products into groups, indicating their spontaneous similarity perceptions. Additionally, we assessed the participants\' characteristics and attitudes toward plant-based dairy products to test potential differences in categorization strategies among consumer groups. Multidimensional scaling and cluster analysis showed that consumers\' mental representations of plant-based dairy and conventional animal-based dairy were clearly separated across a wide range of product types. This pattern was even observed among consumers who ate less meat, had higher exposure to vegan dietary styles, and had less negative attitudes toward dairy alternatives. The results suggest that taxonomic distinctions based on plant or animal origin dominate consumers\' perceptions and are likely to hinder the substitution of dairy with plant-based dairy. Nevertheless, they also imply that plant-based products that manage to emphasize shared goals and functional properties akin to conventional dairy products are more likely to form a common goal-derived category in consumers\' minds and thus have better prospects as substitutes.
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  • 文章类型: Journal Article
    这项研究旨在探索年轻人的气候意识与食物消费的关系。考察其与身体活动水平和性别的关系。采用混合方法,整合七天的食物记录和半结构化访谈,在我们的分析框架中运用社会实践理论。我们的47名参与者(25名女性,22名男性)显示不同的饮食,从杂食动物到素食主义者.适度活跃的女性碳足迹最低,支持与较低能源需求和基于植物的偏好相关的气候意识选择。高度活跃的人消耗更多的能量,导致更高的碳足迹。性别差异很明显,出于动物伦理和健康考虑,女性倾向于气候意识型食品。相反,男性表现出食用肉类的倾向。参与者分享对碳足迹的理解,反映了对粮食相关气候影响的深刻认识,但优先事项不同;高度活跃的表现,经济适度活跃。这突出了共同点和区别的混合,通知灵活,可持续食品实践。较高的活动水平与更大的能源需求和更高的碳足迹有关。适度活跃的女性表现出最注重气候的食物选择,导致最低的碳足迹。我们的研究结果表明,高度活跃的个体和男性在改善气候适应性食物消费方面具有巨大潜力。
    This study aims to explore climate consciousness in relation to food consumption in young adults, examining its relationship with physical activity level and gender. A mixed-method approach is utilized, integrating seven-day food records and semi-structured interviews, employing social practice theory in our analytical framework. Our cohort of 47 participants (25 women, 22 men) displays varied diets, from omnivores to vegans. Moderately-active women show the lowest carbon footprint, favoring climate-conscious choices related to lower energy needs and plant-based preferences. Highly-active individuals consume more energy, resulting in a higher carbon footprint. Gender differences are evident, women were inclined to climate-conscious food practices motivated by animal ethics and health concerns. Conversely, men demonstrated a tendency for meat consumption. Participants share an understanding of carbon footprint, reflecting a solid awareness of food-related climate impact but differ in priorities; performance for highly-active, and economy for moderately-active. This highlights a mix of commonalities and distinctions, informing flexible, sustainable food practices. Higher activity levels are linked to greater energy needs and a higher carbon footprint. Moderately-active women show the most climate-conscious food choices, leading to the lowest carbon footprint. Our findings indicate that highly-active individuals and men have significant potential to improve climate-adapted food consumption.
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  • 文章类型: Journal Article
    饮食对睡眠质量的影响已在许多研究中得到解决;然而,植物性饮食(PBD)是否/如何影响睡眠相关参数尚未详细探讨。这篇综述旨在概述PBD的组成部分以及PBD改善睡眠质量的可能机制。研究表明,诸如PBDs之类的饮食,通常水果含量很高,蔬菜,坚果,种子,全谷物,和纤维,与更好的睡眠结果有关,包括减少零散的睡眠和改善睡眠时间。几种机制可以解释PBD如何影响和/或改善睡眠结果。首先,PBDs富含某些营养素,例如镁和维生素B6,它们与改善睡眠模式有关。其次,PBDs通常饱和脂肪含量较低,纤维含量较高,这可能有助于更好的整体健康,包括睡眠质量。此外,植物生物活性化合物,如水果中的植物化学物质和抗氧化剂,蔬菜,和草药可能有促进睡眠的作用。根据现有数据,PBD和地中海饮食元素有望提高睡眠质量;然而,重要的是要注意,饮食应根据每个人的需求进行定制。
    The effect of diet on sleep quality has been addressed in many studies; however, whether/how plant-based diets (PBDs) impact sleep-related parameters has not been explored in detail. This review aims to give an overview of the components of PBDs and the possible mechanisms through which PBDs may improve sleep quality. Studies have indicated that diets such as PBDs, which are typically high in fruits, vegetables, nuts, seeds, whole grains, and fiber, are associated with better sleep outcomes, including less fragmented sleep and improved sleep duration. Several mechanisms may explain how PBDs impact and/or improve sleep outcomes. Firstly, PBDs are characteristically rich in certain nutrients, such as magnesium and vitamin B6, which have been associated with improved sleep patterns. Secondly, PBDs are often lower in saturated fats and higher in fiber, which may contribute to better overall health, including sleep quality. Additionally, plant bioactive compounds like phytochemicals and antioxidants in fruits, vegetables, and herbs may have sleep-promoting effects. According to available data, PBD and Mediterranean diet elements promise to enhance sleep quality; however, it is crucial to note that diets should be customized based on each person\'s needs.
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  • 文章类型: Journal Article
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  • 文章类型: Journal Article
    本研究旨在评估在体外结肠模型中,富含约氏乳杆菌K4的发酵甜菜根番茄酱和非发酵甜菜根番茄酱对健康成年人粪便微生物群的影响。研究重点是这些产品如何影响肠道微生物群的组成和功能,以及代谢物的产生,使用经过验证的动态体外结肠模型,TNO肠道模型(TIM-2)。在最初的饥饿阶段之后,将单一剂量的60g预消化和冻干番茄酱引入模型。在三天内加入潜在的益生菌菌株约氏乳杆菌K4。标准回肠流出物培养基(SIEM)的碳水化合物混合物用作对照。当将番茄酱样品与对照样品进行比较时,我们的分析确定了21个细菌类群,它们被显着调节(q值<0.2)。值得注意的是,番茄酱样本导致产生丁酸的分类群增加,包括粪杆菌,Blautia,Ruminocycaceae,Ruminiclostridium6,和厌氧菌。相反,潜在致病的Desulfovibrio和大肠杆菌-志贺氏菌属减少。在发酵番茄酱中观察到短链脂肪酸(SCFA)的不同特征,非发酵番茄酱,和对照样品。非发酵番茄酱导致较高比例的乙酸盐,丙酸盐,和丁酸盐与其他干预措施相比。这可能与在具有较低水平的SCFA生产底物的发酵样品中使用乳酸菌的发酵有关。然而,发酵番茄酱样品中有益细菌的相对丰度较高,如乳酸菌,Weissella和Dorea在肠道菌群中的作用。这些发现表明甜菜根番茄酱,可以积极影响肠道微生物群的组成和功能,强调其对人类健康的潜在益处。
    This study aimed to evaluate the effects of fermented beetroot ketchup enriched with Lactobacillus johnsonii K4 and non-fermented beetroot ketchup on pooled fecal microbiota from healthy adults in in vitro colon model. The research focused on how these products influenced the composition and functionality of the gut microbiota, as well as metabolite production, using the validated dynamic in vitro colon model, TNO Intestinal Model (TIM-2). After an initial starvation phase, a single 60 g dose of predigested and freeze-dried ketchup was introduced into the model. The potential probiotic strain Lactobacillus johnsonii K4 was added over three days. A carbohydrate mixture of standard ileal effluent medium (SIEM) served as the control. Our analysis identified 21 bacterial taxa that were significantly modulated (q-value < 0.2) when comparing ketchup samples to control samples. Notably, the ketchup samples led to an increase in butyrate-producing taxa, including Faecalibacterium, Blautia, Ruminococcaceae, Ruminiclostridium 6, and Anaerostipes. Conversely, there was a reduction in potentially pathogenic genera Desulfovibrio and Escherichia-Shigella. Distinct profiles of short-chain fatty acids (SCFA) were observed among the fermented ketchup, non-fermented ketchup, and control samples. Non-fermented ketchup resulted in higher proportions of acetate, propionate, and butyrate compared to the other interventions. This may be related to the fermentation with lactic acid bacteria in fermented samples with lower levels of substrate for SCFAs production. However, fermented ketchup sample has higher relative abundance of beneficial bacteria like Lactobacillus, Weissella and Dorea in gut microbiota. These findings suggest that beetroot ketchup, can positively influence gut microbiota composition and function, highlighting its potential benefits for human health.
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  • 文章类型: Editorial
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  • 文章类型: Journal Article
    背景:对植物性饮食的兴趣随着高度加工的植物性肉类和乳制品替代品的种类和可用性的增加而增加。商业景观的变化和公众对植物性饮食的兴趣对饮食摄入的影响尚不清楚。
    目的:研究美国成年人植物性饮食的消费和组成趋势。
    方法:使用国家健康和营养检查调查的连续横断面数据来评估1999-2000年至2017年至2020年3月期间,20岁以上的美国成年人食用植物性饮食(定义为24小时饮食中植物的总蛋白质含量≥50%)的趋势(n=51,698)。在食用植物性饮食的成年人(n=8,327)中评估了加工水平(超加工食品的能量摄入百分比)和饮食质量(HEI-2020评分)的趋势。
    结果:美国成年人食用植物性饮食的比例从14.4%(95%CI:12.9-16.0%)增加到17.2%(95%CI:15.5-19.1%;趋势P=0.005)。在所有调查周期中,超加工食品占能量摄入的大部分,植物性饮食中超加工食品的摄入随着时间的推移没有显着变化(1999-2000年的50.7%kcal[95%CI:47.3-54.1%]与2017-2020年3月为52.7%大卡[95%CI:49.7-55.6%];趋势P=0.34)。植物性饮食的质量,以HEI-2020成绩衡量,从52.1(95%CI:49.7-54.6)提高到55.8(95%CI:54.1-57.5;趋势P<0.001)。
    结论:在1999年至2020年3月期间,美国成年人食用植物性饮食的比例增加。在食用植物性饮食的人群中,超加工食品对能量摄入的贡献最大,并且随着时间的推移,摄入量没有持续变化。平均饮食质量较低,但略有改善。
    BACKGROUND: Interest in plant-based eating has increased alongside increased variety and availability of highly processed plant-based meat and dairy alternatives. The impact of the shifting commercial landscape and public interest in plant-based eating on dietary intake is unknown.
    OBJECTIVE: To examine trends in the consumption and composition of plant-based diets in the United States adults.
    METHODS: Serial cross-sectional data from the National Health and Nutrition Examination Survey were used to assess trends in the proportion of United States adults aged ≥20 y consuming a plant-based diet (defined as ≥50% total protein from plants on a 24-h dietary recall) from 1999-2000 to 2017-March 2020 (n = 51,698). Trends in processing level (percentage energy intake from ultraprocessed foods) and diet quality [Healthy Eating Index (HEI)-2020 scores] were assessed in the subset of adults consuming plant-based diets (n = 8327).
    RESULTS: The proportion of United States adults consuming plant-based diets increased from 14.4% (95% CI: 12.9%, 16.0%) to 17.2% (95% confidence interval [CI]: 15.5%, 19.1%; P = 0.005 for trend). In all survey cycles, ultraprocessed foods accounted for the majority of energy intake, and ultraprocessed food intake in plant-based diets did not significantly change over time [50.7% kcal (95% CI: 47.3%, 54.1%) in 1999-2000 compared with 52.7% kcal (95% CI: 49.7%, 55.6%) in 2017-March 2020; P for trend = 0.34]. The quality of plant-based diets, measured by HEI-2020 scores, improved from 52.1 (95% CI: 49.7, 54.6) to 55.8 (95% CI: 54.1, 57.5; P for trend <0.001).
    CONCLUSIONS: Between 1999 and March 2020, the proportion of United States adults consuming a plant-based diet increased. Among people consuming plant-based diets, ultraprocessed foods contributed most to energy intake and there was no sustained change in intake over time. The mean diet quality was low but improved modestly.
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  • 文章类型: Journal Article
    背景:在中东人群中,尚未研究坚持植物性饮食对结肠直肠癌(CRC)的益处。这项研究旨在调查对植物性饮食的依从性如何影响该未被研究人群的CRC风险。
    方法:这项病例对照研究是在德黑兰综合医院的CRC外科部门进行的,伊朗。从同一医院同时招募了总共71名新诊断的CRC(病例)和142名没有癌症和急性疾病的对照受试者。使用半定量168项食物频率问卷收集饮食信息。使用基于植物的饮食指数(PDI)来表征饮食模式,不健康植物性饮食指数(uPDI)和健康植物性饮食指数(hPDI)。采用多变量逻辑回归评估这些饮食模式与CRC风险之间的关联。
    结果:调整潜在的混杂因素后,hPDI最高三分位数的CRC风险显著低于最低三分位数(比值比(OR)=0.21;95%置信区间(CI):0.07~0.56,代表风险降低79%).相反,uPDI最高三分位数的CRC风险显著高于最低三分位数(OR=6.76;95%CI:2.41~18.94).PDI与CRC风险无显著相关性。
    结论:这项研究发现,较高的hPDI评分与降低CRC风险显著相关,而对uPDI的更高依从性导致风险显著增加.
    BACKGROUND: The benefit of adherence to a plant-based diet concerning colorectal cancer (CRC) has not been investigated among Middle Eastern population. This study aimed to investigate how adherence to a plant-based diet influences the risk of CRC in this understudied population.
    METHODS: This case-control study was conducted in the CRC surgery departments of general hospitals in Tehran, Iran. A total of 71 individuals with newly diagnosed CRC (cases) and 142 controls subjects free of cancer and acute illness were concurrently recruited from the same hospital. Dietary information was collected using a semi-quantitative 168-item food frequency questionnaire. Dietary patterns were characterized using the plant-based diet index (PDI), unhealthy plant-based diet index (uPDI) and healthy plant-based diet index (hPDI). Multivariate logistic regression was employed to assess the association between these dietary patterns and the risk of CRC.
    RESULTS: After adjusting the potential confounders, the risk of CRC was significantly lower in the highest tertile of hPDI compared to the lowest tertile (odds ratio (OR) = 0.21; 95% confidence interval (CI): 0.07-0.56, representing 79% risk reduction). Conversely, the risk of CRC was significantly higher in the highest tertile of uPDI compared to the lowest tertile (OR = 6.76; 95% CI: 2.41-18.94). PDI was no significant associated with the risk of CRC.
    CONCLUSIONS: This study found that higher scores on the hPDI was significantly associated with a decrease risk of CRC, while greater adherence to the uPDI contributed to a significantly increase risk.
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  • 文章类型: Journal Article
    与传统肉类产品相比,植物性肉类类似物的营养质量在最近的评论中受到质疑,特别是与蛋白质质量和微量营养素生物利用度有关。然而,此类别中特定产品的属性尚不清楚。因此,我们对v2food®的成分和功能属性进行了全面评估(悉尼,澳大利亚)植物性碎肉,包括对重新制定的效果的评估,包括添加氨基酸,抗坏血酸,和不同形式的元素铁。v2food®植物碎肉的蛋白质消化率和蛋白质质量与标准化INFOGEST系统中的牛肉碎肉相当,在体外消化系统中证明了对微生物群组成和短链脂肪酸(SCFA)产生的有利影响。与其他形式的铁相比,使用硫酸亚铁作为铁源将体外肠道铁吸收提高了约50%(p<0.05),尽管水平比牛肉碎肉低约3倍,即使在抗坏血酸的存在下.总之,当前的研究确定了植物性v2food®碎肉的一些有利的营养属性,特别是微生物群和SCFA变化,以及其他可以考虑进一步重新配制以进一步提高关键营养素的生物利用度的领域。进一步研究以评估植物为基础的肉类类似物对体内健康措施的影响对于提高该领域的知识至关重要。
    The nutritional quality of plant-based meat analogues compared to traditional meat products has been questioned in recent commentary, particularly in relation to protein quality and micronutrient bioavailability. However, the attributes of specific products within this category are unclear. We therefore undertook a comprehensive assessment of the compositional and functional attributes of v2food® (Sydney, Australia) plant-based mince, including an assessment of the effects of reformulation, including the addition of amino acids, ascorbic acid, and different forms of elemental iron. The protein digestibility and protein quality of v2food® plant-based mince were comparable to beef mince in the standardized INFOGEST system, and favourable effects on microbiota composition and short-chain fatty acid (SCFA) production were demonstrated in an in vitro digestion system. The use of ferrous sulphate as an iron source improved in vitro intestinal iron absorption by ~50% in comparison to other forms of iron (p < 0.05), although levels were ~3-fold lower than beef mince, even in the presence of ascorbic acid. In conclusion, the current study identified some favourable nutritional attributes of plant-based v2food® mince, specifically microbiota and SCFA changes, as well as other areas where further reformulation could be considered to further enhance the bioavailability of key nutrients. Further studies to assess the effect of plant-based meat analogues on health measures in vivo will be important to improve knowledge in this area.
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