Related Experiment Video
Updated: Feb 23, 2026
06:58
Highlighting and Reducing the Impact of Negative Aging Stereotypes During Older Adults' Cognitive Testing
Published on: January 24, 2020
7.9K
Past Taurine Intake Has a Positive Effect on Present Cognitive Function in the Elderly.
Mi Ae Bae1, Ranran Gao1, Sung Hoon Kim2
1Department of Food and Nutrition, Inha University, Incheon, South Korea.
Advances in Experimental Medicine and Biology
|August 30, 2017
Summary
Past taurine intake may positively impact cognitive function in older adults. Higher taurine intake correlated with better scores in tests of time orientation and judgment, suggesting a link between diet and brain health.
Area of Science:
- Gerontology
- Nutritional Neuroscience
- Cognitive Science
Background:
- Cognitive decline is a significant concern in the elderly population.
- Dietary factors are increasingly recognized for their role in maintaining cognitive health.
- Taurine, an amino acid, has potential neuroprotective properties.
Purpose of the Study:
- To investigate the association between historical dietary taurine intake and cognitive function in elderly individuals.
- To compare taurine intake levels and cognitive performance between elderly individuals with and without dementia.
Main Methods:
- Study included 77 elderly participants (40 with dementia, 37 cognitively normal).
- Data collected via questionnaires on dietary history (taurine index) and cognitive function (MMSE-DS).
- Part correlation analysis adjusted for sex, age, and education was employed.
Main Results:
- Elderly individuals with dementia had significantly lower taurine index scores compared to controls.
- A significant positive correlation was observed between the total taurine index and overall cognitive function scores.
- Higher taurine intake was specifically associated with better performance in 'time orientation' and 'judgement and abstract thinking' domains.
Conclusions:
- Past dietary taurine intake appears to be positively associated with present cognitive function in the elderly.
- Adequate taurine consumption may contribute to preserving specific cognitive abilities, such as temporal orientation and abstract reasoning.
- These findings suggest taurine as a potential dietary component for supporting cognitive health in aging populations.
Related Concept Videos
01:27Pharmacodynamics in Geriatric Patients: Effects of Age
257
Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
257
01:15Drug Dosing: Geriatric Patients
309
Elderly individuals encompass a diverse population with varying degrees of age-related physiological changes. Defining the elderly presents challenges, as the geriatric population is often arbitrarily categorized as individuals older than 65. However, many individuals in this group lead active and healthy lives, with an increasing number surpassing 85 years and falling into the older elderly category. Physiological changes associated with aging impact performance capacity and homeostatic...
309
01:30Cognitive Development During Adulthood
962
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
962
01:22Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption
750
As individuals age, their body's physiology evolves, affecting drug pharmacokinetics. The most apparent changes occur in the gastrointestinal tract, where an increase in gastric pH, a delay in gastric emptying, and a reduction in gastrointestinal motility are observed. Remarkably, these changes do not substantially modify the absorption of orally administered drugs, particularly those absorbed via passive diffusion.Transdermal drug delivery emerges as a highly viable method for older adults due...
750
01:18Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism
249
Geriatric patients show significant variation in how their bodies process medications, which can change how effective and safe treatments are. The liver is the primary organ where drug metabolism occurs, involving two main types of chemical reactions: phase I and II. Phase I metabolism is driven by the cytochrome P450 enzyme system, which includes key types such as CYP3A, CYP2D6, and CYP2C9. Research indicates that while aging doesn't notably alter the levels or activity of these enzymes, it...
249
01:19The Effect of Aging on Tissues
3.9K
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
3.9K