概括
与普遍认为的相反,科学证据不支持这样一个观点,即食用甜食或饮料会增加一个人对甜味的喜好,通常被称为"甜味牙". 最近的研究表明,甜味暴露与甜味偏好增加之间没有显著的联系.
科学领域:
- 营养科学 营养科学
- 行为科学 行为科学
- 人类感官感知是人类的感官感知.
背景情况:
- 一个普遍的信念表明,接触甜食和饮料会增加对甜味的渴望.
- 现有的系统审查发现这种关系的证据是不确定的.
研究的目的:
- 审查从人类研究中获得的经验证据,以了解甜味暴露是否会影响随后对甜味的一般喜好.
- 评估最近关于"甜"现象的初级研究和系统审查.
主要方法:
- 进行了结构化的文献搜索,以确定相关的系统评论和最近的初级研究.
- 分析了对成人和儿童进行的干预试验和纵向观察研究的数据.
主要成果:
- 最近的研究,包括干预试验和观察性研究,通常不支持甜食暴露会增加成人或儿童对甜食的喜好.
- 对甜味的急性暴露往往会减少随后的喜欢,而持续的暴露显示不一致或没有显著的影响.
- 婴儿和儿童的长度研究发现,甜食/饮料暴露与甜味偏好之间没有显著的关联.
结论:
- 人们普遍认为,接触甜味会刺激人们更喜欢甜味的假设,但目前的经验证据并不支持这一假设.
- 方法学,生物学和行为因素可能导致甜味暴露和喜欢之间缺乏明确的积极关系.
- 需要进一步的研究来巩固证据基础,但目前的发现挑战了关于糖的消费和偏好的普遍信念.
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