organic food

有机食品
  • 文章类型: Journal Article
    在245名经验丰富的西班牙儿科医生中进行了一项多中心横断面研究,他们在生命的头两年完成了一项基于营养临床相关主题的在线调查,以及他们在日常临床实践中对父母的建议。大多数参与者建议与婴儿主导的断奶(BLW)相关的窒息风险,超过60%的人认为婴儿可以通过这种做法获得的营养素种类和数量不足。普遍认为,缺乏证据表明在健康婴儿的补充喂养中延迟引入面筋和其他过敏性食物。大多数参与者同意/强烈同意,在多样化的饮食中,两份乳制品是足够的每日量,并且93.4%的人不同意/强烈不同意在1岁以下使用植物饮料。有一个普遍的协议,以避免在12个月的生命之前添加盐和糖,考虑到有机食品没有比非有机食品更好的营养特征,以及素食饮食的局限性,特别是为了提供足够的微量营养素。总的来说,儿科医生对新趋势有足够的了解,年轻人似乎更喜欢他们,并有兴趣获得有关大多数主题的更多信息。
    A multicenter cross-sectional study was conducted among 245 experienced Spanish paediatricians, who completed an online survey based on clinically relevant topics in nutrition during the first two years of life and their recommendations to parents in daily clinical practice. Most participants advise about the choking risk associated with baby-led weaning (BLW) and more than 60% consider that infants can receive an insufficient variety and quantity of nutrients with this practice. The general opinion is that there is a lack of evidence for delaying the introduction of gluten and other allergenic foods in the complementary feeding of healthy infants. Most participants agree/strongly agree that two servings of dairy products are the adequate daily amount in a diversified diet and 93.4% disagree/strongly disagree with the use of vegetal beverages under 1 year of life. There is a general agreement to avoid added salt and sugar before 12 months of life, the consideration that organic foods do not have a better nutritional profile than non-organic ones, and the limitations of vegetarian diets especially for adequate provision of micronutrients. Overall, there is an adequate knowledge of the new trends by paediatricians and younger ones seemed more in favor of them and interested in receiving more information on most topics.
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  • 文章类型: Journal Article
    近几十年来,有机食品工业经历了快速增长。与发达国家相比,该行业对发展中国家来说相对较新。由于伊朗有潜力生产有机产品,研究影响消费者购买意愿的因素至关重要。本研究就是为此目的而设计和实施的。在这项横断面研究中,使用多阶段采样选择了520名成年人。采用路径分析来测试消费者对有机食品购买意愿的预测因素的假设模型。态度,环境关注,和感官特征直接影响购买有机食品的意愿(p<0.01)。知识,感知价格,家庭规模通过态度间接影响购买意愿(p<0.01)。年龄通过健康意识间接影响购买意愿,环境关注,感知价格,和感官特征(p<0.01)。主观规范,健康意识,感知购买便利对购买意愿有正向显著影响,直接和间接,通过态度的中介影响(p=.000)。受教育程度也通过知识直接和间接影响购买意愿,健康意识,环境关注,和主观范数(p=.000)。最有效的总影响属于健康意识,主观规范,和教育,分别。总的来说,该模型可以解释47%的意图方差和45%的态度方差。各种因素影响伊朗消费者购买有机食品的决定。这些信息可以帮助专业人员在决策中做出明智的决定,生产,市场营销,旅游,和零售。
    The organic food industry has experienced rapid growth in recent decades. The industry is relatively new to developing countries compared to developed countries. Since Iran has the potential to produce organic products, it is essential to study factors that influence consumers\' intention to buy them. The present study was designed and implemented for this purpose. In this cross-sectional study, 520 adults were selected using multistage sampling. Path analysis was employed to test a hypothesized model of predictors of consumer purchase intention for organic food. Attitude, environmental concern, and sensory characteristics directly impacted the intention to purchase organic food (p < .01). Knowledge, perceived price, and household size indirectly affected purchase intention through attitude (p < .01). Age indirectly affected purchase intention through health consciousness, environmental concern, perceived price, and sensory characteristics (p < .01). Subjective norms, health consciousness, and the perceived convenience of purchase had a positive and significant effect on purchase intention, directly and indirectly, through the mediating influence of attitude (p = .000). The educational level also affects purchase intention directly and indirectly through knowledge, health consciousness, environmental concern, and subjective norm (p = .000). The most potent total effects belonged to health consciousness, subjective norms, and education, respectively. Overall, the model could explain 47% of the intention variance and 45% of the variance in attitude. Various factors influence Iranian consumers\' decision to buy organic food. This information can help professionals make well-informed decisions in policymaking, production, marketing, tourism, and retailing.
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  • 文章类型: Journal Article
    饮食是有助于健康和生活质量的要素之一。生活在不同地区的人们的饮食之间存在很大差异,不同的信仰,或者采用不同的可持续性和生态学方法。在有机和传统水果种植者中,缺乏关于饮食摄入的研究。我们研究的目的是检查果园及其直接生活伙伴的饮食,以满足能量需求,该组的营养摄入量和饮食建议的实现。53名参与者(有机组28名,常规组25名)参加了这项研究。使用3天饮食记录获得饮食数据。测量体重和身高并计算BMI。使用问卷调查方法估计身体活动。研究组年龄44±8岁,体重84±16公斤,身高172±9厘米。平均BMI为28±4kg/m2。饮食的平均能量摄入量为2170±606千卡/天,需要3002(1991-5144)千卡/天。相当比例的研究组没有满足他们的钙和维生素D需求。此外,相当比例的传统水果种植者没有满足他们对钾的需求,镁和维生素:E,C,还有叶酸.两组的胆固醇和饱和脂肪酸摄入量都过高,多不饱和脂肪酸的摄入量太低。总之,果园的饮食大多提供充足的营养,钙摄入量不足,维生素D,胆固醇,和脂肪酸。有机水果种植者的饮食中选择的营养素明显丰富。
    Diet is one of the elements that contribute to health and quality of life. There are significant discrepancies between the diets of people living in different regions, with different beliefs, or with different approaches to sustainability and ecology. There is a lack of research on dietary intake among organic and conventional fruit growers. The aim of our study was to examine the diets of orchardists and their immediate life partners in terms of meeting energy requirements, nutrient intake and fulfillment of dietary recommendations in this group. Fifty-three participants (28 in the organic group and 25 in the conventional group) took part in the study. Dietary data were obtained using the 3-day dietary record. Body mass and height were measured and BMI was calculated. Physical activity was estimated using a questionnaire method. The study group was aged 44 ± 8 years, with a body weight of 84 ± 16 kg and a height of 172 ± 9 cm. The mean BMI was 28 ± 4 kg/m2. Mean energy intake with diet was 2170 ± 606 kcal/day with needs of 3002 (1991-5144) kcal/day. A significant proportion of the study group did not fulfill their calcium and vitamin D requirements. In addition, a significant proportion of the conventional fruit growers did not cover their needs for potassium, magnesium and vitamins: E, C, and folate. Both groups had too high an intake of cholesterol and saturated fatty acids, and too low an intake of polyunsaturated fatty acids. In conclusion, the orchardists\' diets mostly provided adequate amounts of nutrients, with inadequate intakes of calcium, vitamin D, cholesterol, and fatty acids. The diets of organic fruit growers were significantly richer in selected nutrients.
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  • 文章类型: Journal Article
    儿童食用有机食品已被证明可以减轻化学农药的身体负担。然而,几乎没有证据表明食用有机食品对健康有潜在益处。目的是i)确定有机食品干预在降低儿童(10-12岁)中炎症生物标志物(CRP)的程度方面的有效性,以及ii)评估暴露于农药和CRP的生物标志物之间的关联。这是ORGANIKO集群随机交叉试验的一部分,需要在健康儿童中进行40天的有机食品治疗。使用串联质谱和ELISA免疫测定法测量暴露于农药和炎症的尿液生物标志物(CRP),分别。使用CRP的线性混合效应回归模型来解释有机食品治疗的效果和持续时间。使用Benjamini-Hochberg校正处理多重比较。结果支持有机食品治疗对儿童的抗炎作用,尽管结果好坏参半,取决于肌酐调整方法;生物标志物水平除以尿肌酐(方法a1),或尿肌酐用作固定效应变量(a2)。在a1方法中,在有机食品干预期间,肌酐校正CRP呈时间依赖性降低(β=-0.019;95%CI:0.031,-0.006;q=0.045).在拟除虫菊酯暴露(3-PBA)的生物标志物与CRP炎性生物标志物之间发现了统计学上的显着关联(β=0.104;95%CI:0.035,0.173;q=0.045)。但不是6-CN。在a2方法中,在有机食品干预期间观察到肌酐校正CRP的时间依赖性降低趋势相似(β=-0.008;95%CI:0.021,0.004;p=0.197),但未达到统计学意义(q>0.05);拟除虫菊酯和新烟碱类生物标志物与CRP的相关性无统计学意义(q>0.05)。需要更多的研究来充分了解有机食品治疗的潜在抗炎反应。
    Organic food consumption in children has been shown to reduce the body burden of chemical pesticides. However, there is little evidence of human health benefits associated with the consumption of organic foods. The objectives were to i) determine the effectiveness of an organic food intervention treatment in reducing the magnitude of an inflammation biomarker (C-reactive protein, CRP) in children (10-12 years) and ii) assess the association between the urinary biomarkers of exposure to pesticides and CRP. This work was part of the ORGANIKO cluster-randomized cross-over trial entailing a 40-day organic food treatment in healthy children. Urinary biomarkers of exposure to pesticides and inflammation (CRP) were measured using tandem mass spectrometry and ELISA immunoassay, respectively. Linear mixed-effect regression models of CRP were used to account for the effect and duration of organic food treatment. Multiple comparisons were handled using Benjamini-Hochberg correction. Results supported an anti-inflammatory effect of organic food treatment in children, albeit with mixed results, depending on the creatinine adjustment method; biomarker levels were divided by urinary creatinine (method a1), or urinary creatinine was used as a fixed effect variable (a2). In the a1 method, a time-dependent reduction for creatinine-adjusted CRP (β = -0.019; 95% CI: -0.031, -0.006; q = 0.045) was observed during the organic food intervention period. A statistically significant association (β = 0.104; 95% CI: 0.035, 0.173; q = 0.045) was found between the biomarker of pyrethroids exposure (3-PBA) and CRP inflammatory biomarker, but not for 6-CN. In the a2 method, similar trend of time-dependent reduction for creatinine-adjusted CRP (β = -0.008; 95% CI: -0.021, 0.004; p = 0.197) was observed during the organic food intervention period, but did not reach statistical significance (q > 0.05); the associations of pyrethroid and neonicotinoid biomarkers with CRP were not statistically significant (q > 0.05). More studies are warranted to sufficiently understand the potential anti-inflammatory response of an organic food treatment.
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  • 文章类型: Journal Article
    COVID-19大流行严重威胁着人类的生存和发展。它还强调了生态和公共卫生之间的显着相关性。在COVID大流行三年后,中国消费者越来越意识到健康的重要性。尤其是在互联网时代,消费者的购买方式和健康意识发生了变化。消费者可以购买营养和有机食品。为了了解在大流行后时期,消费者心理和健康信念对购买有机食品的意愿的影响,本研究以有机牛肉为例,从三个基本理论中提取关键变量。三个基本理论包括健康信念模型(HBM)、计划行为理论(TPB),和范数激活模型(NAM),分别。具体来说,感知的易感性和严重程度相结合,形成一个健康信念变量,可以推动有机食品的购买。相比之下,感知效益,道德规范,自我效率,引入可控性作为中介变量,构建有机牛肉采购的健康驱动因子。使用结构方程模型(SEM)和中介效应测试对539个样本进行了分析。同时,探讨了健康关注与其他变量之间的路径和机制。结果表明,健康问题是一个重要的驱动因素。健康关注可以显著促进有机牛肉购买意愿的形成。中介效应测试表明,健康关注可以通过感知利益间接影响购买有机牛肉的意愿,道德规范,和可控性,但自我效能的中介效应并不显著。该研究为政府对有机食品的监管和认证以及企业的有机食品营销策略提供了重要参考。
    The COVID-19 pandemic seriously threatened human survival and development. It has also highlighted the significant correlation between ecological and public health. After three years of the COVID pandemic, Chinese consumers have become more aware of the importance of health. Especially in the Internet era, consumers\' purchasing methods and health awareness have been changed. Consumers can buy nutritious and organic foods. To understand the impact of consumer psychology and health beliefs on the willingness to purchase organic food in the post-pandemic period, this study uses organic beef as an example and extracts key variables from three basic theories. The three basic theories include the Health Belief Model (HBM), the Theory of Planned Behavior (TPB), and the Norm Activation Model (NAM), respectively. Specifically, perceived susceptibility and severity are combined to form a health belief variable that can drive organic food purchasing. In contrast, perceived benefit, moral norms, self-efficiency, and controllability are introduced as mediating variables to construct the health driving factors of organic beef purchasing. Structural equation modeling (SEM) and mediation effect tests are used to analyse 539 samples. Meanwhile, paths and mechanisms between health concern and other variables are explored. The results show that health concern is an important driving factor. Health concern can significantly promote the formation of willingness to purchase organic beef. Mediation effect tests suggest that health concern can indirectly affect the willingness to purchase organic beef through perceived benefit, moral norms, and controllability, but the mediation effect of self-efficiency is not significant. This study provides important references for government regulation and certification of organic foods as well as for enterprises\'organic food marketing strategies.
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  • 文章类型: Journal Article
    先前的研究表明,透明包装可以影响消费者的行为,但是对游客的环保购买意愿的影响还没有得到很好的理解。这项研究对1,513名参与者进行了四个实验,以探讨透明包装在游客参与绿色购买意愿中的作用。生态问题等因素,自然连通性,还检查了环境后果。结果表明,透明包装显著增强了游客的购买意愿和生态关注,自然连通性,环境后果对这些意图有重大影响。这些发现有助于理解包装悖论及其与游客绿色购买行为的关系。该研究对食品零售业和促进风景名胜区的可持续发展具有重要意义。建议透明包装可以有效提升游客对绿色产品的购买意愿。了解生态关注和自然连通性等因素也可以为该行业提供有价值的见解,以改善营销策略并促进游客的环境友好选择。
    Previous studies have shown that transparent packaging can influence consumer behavior, but the impact on tourists\' environmentally friendly purchase intentions is not well-understood. This study conducted four experiments with 1,513 participants to explore the role of transparent packaging in tourists\' willingness to engage in green purchasing. Factors such as ecological concern, nature connectedness, and environmental consequences were also examined. The results showed that transparent packaging significantly enhanced tourists\' purchase intentions and that ecological concern, nature connectedness, and environmental consequences had a significant influence on these intentions. These findings contribute to understanding the packaging paradox and its relationship with tourists\' green purchasing behavior. The study has implications for the food retail industry and the promotion of sustainable development in scenic areas, suggesting that transparent packaging can effectively enhance tourists\' purchase intentions for green products. Understanding factors like ecological concern and nature connectedness can also provide valuable insights for the industry to improve marketing strategies and promote environmentally friendly choices among tourists.
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  • 文章类型: Journal Article
    有机食品作为替代品的趋势最近有所增加。几个人,环境,行为因素会影响这种情况。这项研究对1417名参与者进行,以检查影响态度的因素,购买意向(PI),以及对有机食品的实际购买行为。因此,我们使用两部分问卷查询参与者的社会人口统计信息以及他们对有机食品的态度和偏好.数据采用多元回归分析,皮尔森的相关性,和结构方程建模。我们的发现证实了健康意识,有机食品的知识,主观规范,感知价格,价值观(健康和安全),营养成分,自然,可用性,货币壁垒,风险壁垒,信任会影响对有机产品的态度。这些发现表明,增加消费者对有机食品的知识和意识,鼓励社会消费,它们在食品市场上的可及性和使它们负担得起会影响对这些产品的态度。此外,我们通过PI的中介作用确定了态度对实际购买行为的直接影响。此外,我们注意到婚姻状况,就业状况,过去12个月的疾病诊断,婴儿在家会影响实际的购买行为。总之,它们可以帮助食品营销人员针对消费者的社会人口状况,并制定新的销售策略。
    The trend towards organic foods as an alternative has recently increased. Several individual, environmental, and behavioural factors can affect this situation. This study was conducted with 1417 participants to examine the factors affecting attitudes, purchase intention (PI), and actual purchasing behaviour towards organic foods. Consequently, a two-part questionnaire was used to query participants\' sociodemographic information and their attitudes and preferences towards organic foods. Data were analysed using multiple regression analysis, Pearson\'s correlation, and structural equation modelling. Our findings confirmed that health consciousness, the knowledge of organic foods, subjective norms, perceived price, values (health and safety), nutritional content, naturalness, availability, monetary barriers, risk barriers, and trust affect attitudes towards organic products. These findings indicate that increasing consumers\' knowledge and awareness about organic foods, encouraging their consumption by society, accessibility them in the food market and making them affordable can affect the attitude towards these products. Furthermore, we determined the direct effect of the attitude on actual buying behaviour with the mediating role of PI. Additionally, we noted that marital status, employment status, disease diagnosis in the last 12 months, and the presence of a baby at home affect actual buying behaviour. In conclusion, they can help food marketers target consumers to their sociodemographic status and develop new sales strategies.
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  • 文章类型: Journal Article
    在过去的几十年里,有机食品需求的增长主要是由于个人健康问题的增加。有机农业将抗生素抗性基因(ARGs)和抗生素抗性细菌(ARB)引入食物中。然而,有机食品对肠道微生物组和ARGs的潜在影响被忽视。采用高通量定量PCR和16SrRNA高通量测序技术,我们检查了来自主要班级的132种ARG,八个转座酶基因,通用I类整合子-整合酶基因(intI),临床I类整合子-整合酶基因(cintI),使用有机或无机生菜和小麦饮食8周后,小鼠肠道中的细菌群落。在小鼠肠道共检测到8种主要ARGs和10种移动遗传元件(MGEs),包括四环素,多种药物,磺酰胺,氨基糖苷类,β-内酰胺酶,氯霉素,MLSB和万古霉素抗性基因。我们发现ARGs的丰度和多样性,移动基因元件,食用有机食品后,肠道中潜在的ARB随着时间的推移而增加,而无机处理组无明显变化。此外,MGEs,发现包括IS613,Tp614和tnpA_03在食用有机食品后调节肠道微生物组的ARG谱中起重要作用。重要的是,饲喂有机食物增加了潜在抗生素抗性病原体的相对丰度,拟杆菌和链球菌。我们的研究结果证实,肠道微生物组中ARGs和ARB的风险增加,这突出了有机食品工业的重要性,考虑到ARGs的潜在积累和传播作为一个风险因素。
    Over the last few decades, organic food demand has grown largely because of increasing personal health concerns. Organic farming introduces antibiotic resistance genes (ARGs) and antibiotic-resistant bacteria (ARB) into foods. However, potential effects of organic foods on the gut microbiome and ARGs have been overlooked. Using high-throughput quantitative PCR and 16S rRNA high-throughput sequencing technology, we examined 132 ARGs from major classes, eight transposase genes, universal class I integron-integrase gene (intI), clinical class I integron-integrase gene (cintI), and the bacterial community in mouse gut after 8 weeks with an either organic or inorganic lettuce and wheat diet. A total of 8 types of major ARGs and 10 mobile genetic elements (MGEs) were detected in mice gut, including tetracycline, multidrug, sulfonamide, aminoglycoside, beta-lactamase, chloramphenicol, MLSB and vancomycin resistance genes. We found that abundance and diversity of ARGs, mobile gene elements, and potential ARB in the gut increased with time after consumption of organic foods, whereas no significant changes were observed in inorganic treated groups. Moreover, MGEs, including IS613, Tp614 and tnpA_03 were found to play an important role in regulating ARG profiles in the gut microbiome following consumption of organic foods. Importantly, feeding organic food increased the relative abundance of the potentially antibiotic-resistant pathogens, Bacteroides and Streptococcus. Our results confirm that there is an increasing risk of ARGs and ARB in the gut microbiome, which highlights the importance of organic food industries taking into account the potential accumulation and transmission of ARGs as a risk factor.
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  • 文章类型: Journal Article
    有些人高估了某些食物的好处,如有机食品,而其他人则低估了它。以前的研究发现,减少人们的自我评估知识成功地缓和了这些极端的态度。在这项研究中,我们调查了降低人们自我评估知识和适度态度的干预措施。我们研究了对有机食品的极端态度,并调查了实施两种干预方法以减轻其态度的影响:(1)在向他们提出一些问题后提供有关有机食品的知识,以及(2)简单地向他们提供知识。我们对653名受过大学教育的日本女性进行了两因素混合设计实验。在第一个条件下,在提供知识之前,参与者被要求回答有关有机食品的问题,然后被告知正确的答案以及他们的答案是否正确(问答干预).此步骤基于先前研究中进行的干预,以减少他们自我评估的事实知识。在第二个条件下,仅向参与者提供知识,而不要求他们回答任何问题(简单干预).结果表明,两种干预方法,平均而言,降低了参与者的自我评估知识和态度。因此,简单地提供知识可能有效地减少他们自我评估的事实知识,并缓和他们对有机食品的极端态度。
    Some people overestimate the benefits of certain kinds of foods, such as organic foods, while others underestimate it. Previous studies have found that reducing people\'s self-assessed knowledge successfully moderated these extreme attitudes. In this study, we investigated interventions to reduce people\'s self-assessed knowledge and to moderate attitude extremity. We examined extreme attitudes toward organic foods and investigated the effects of implementing two intervention methods to moderate their attitude: (1) providing knowledge on organic food after asking them some questions and (2) simply providing them with knowledge. We conducted a two-factor mixed-design experiment with 653 college-educated Japanese women. In the first condition, before knowledge provision, participants were asked to answer questions about organic foods and were then informed of the correct answer and whether their answer was correct (Q&A Intervention). This step was based on an intervention conducted in a previous study to reduce their self-assessed factual knowledge. In the second condition, participants were simply provided with knowledge without being asked to answer any questions (Simple Intervention). The results showed that both intervention methods, on average, decreased the participants\' self-assessed knowledge and attitude extremity. Therefore, simply providing knowledge may be effective in reducing their self-assessed factual knowledge and moderating their extreme attitudes toward organic foods.
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  • 文章类型: Journal Article
    全球对有机蔬菜的需求不断增加,这导致了有机农业的增长。然而,在受控条件下有机种植的蔬菜中化学成分和抗氧化活性的信息仍然不确定。对于这项研究,在巴西广泛消费的3种蔬菜在受控的有机和常规种植系统中种植:生菜,香菜和番茄.它们的化学成分,矿物质浓度,酚类化合物含量,黄酮类化合物和抗氧化活性(AA)进行了评价。对化学和矿物成分的分析揭示了栽培系统之间的差异。有机生菜的骨灰含量更高,钙和钾。在大多数有机蔬菜中观察到较高的酚类化合物和类黄酮含量。使用2,2'-二苯基-1-吡啶酰肼(DPPH)测定法,有机番茄与传统番茄相比表现出更高的AA,而铁还原抗氧化能力(FRAP)方法显示,有机香菜和番茄的AA高于常规版本。生物活性化合物与AA呈正相关,有机蔬菜越来越强,考虑酚类化合物(包括类黄酮)和DPPH或FRAP抗氧化活性。主成分分析(PCA)公开了根据生物活性成分对有机莴苣和香菜进行分组。总的来说,有机蔬菜显示出更好的生物活性化合物和抗氧化活性。
    The demand for organic vegetables is increasing worldwide, which has led to the growth of organic agriculture. However, information on chemical composition and antioxidant activity in vegetables grown organically under controlled conditions remains uncertain. For this study, 3 vegetables widely consumed in Brazil were cultivated in controlled organic and conventional cultivation systems: lettuce, coriander and tomato. Their chemical composition, mineral concentration, phenolic compound content, flavonoids and antioxidant activity (AA) were evaluated. The analyses of chemical and mineral composition revealed differences between the cultivation systems. Organic lettuce presented higher content of ashes, calcium and potassium. A higher content of phenolic compounds and flavonoids was observed in most organic vegetables. Using the 2,2\'-diphenyl-1-picrylhydrazyl (DPPH) assay, the organic tomato exhibited higher AA compared to conventional, while the ferric-reducing antioxidant power (FRAP) method showed higher AA for organic coriander and tomato than theirs conventional version. The correlation between bioactive compounds and AA was positive, higher and stronger for organic vegetables, considering phenolic compounds (including flavonoids) and DPPH or FRAP antioxidant activity. Principal Component Analysis (PCA) disclosed that organic lettuce and coriander were grouped according bioactive components. In general, organic vegetables showed better results for bioactive compounds and antioxidant activity.
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