According to registered dietitian and certified exercise nutrition coach Catherine Gervacio, incorporating oats and green tea into the diet can significantly boost metabolism, especially as one ages.
As metabolism naturally slows with age, finding ways to support and enhance it becomes crucial for maintaining overall health and wellbeing [1].
Green tea benefits
Green tea is renowned for its antioxidant properties, primarily due to its high concentration of catechins, particularly epigallocatechin gallate (EGCG) [2].
These compounds have been shown to enhance fat oxidation and insulin sensitivity, making green tea an excellent choice for boosting metabolism.
The moderate caffeine content in green tea can also increase energy expenditure and enhance physical performance.
Regular consumption of green tea has been linked to reduced body fat, particularly in the abdominal area, which is crucial for older adults who often struggle with weight gain in this region.
Oats, a staple breakfast option, are fiber-rich, particularly beta-glucan [3]. This type of soluble fiber helps slow digestion, stabilize blood sugar levels, and promote a feeling of fullness, aiding in weight management.
Beta-glucan also supports heart health by lowering cholesterol levels.
Oats’ complex carbohydrates provide a steady release of energy, preventing spikes and crashes that can lead to overeating. Additionally, oats contain essential vitamins and minerals like magnesium, iron, and zinc, vital in metabolic processes.
Combining oats and green tea
The combination of oats and green tea can create a powerful metabolic boost. Starting the day with a bowl of oatmeal and a cup of green tea provides a balanced breakfast that stabilizes energy levels and supports metabolic health.
This combination promotes satiety and ensures a steady supply of nutrients and antioxidants throughout the morning.
Practical tips
- Breakfast routine: Incorporate oats into your breakfast routine by preparing oatmeal with fresh fruits, nuts and a drizzle of honey for added flavor and nutrients. Pair this with a cup of green tea to kickstart your daily metabolism.
- Snack options: Oats can be used to make healthy snacks such as energy balls or granola bars, which can be paired with a thermos of green tea for an afternoon pick-me-up.
- Variety: Experiment with different types of green tea, such as matcha or sencha, to keep your palate engaged and enjoy various health benefits.
Oats and green tea are potent allies in maintaining a healthy metabolism, especially as one ages. Their unique properties and health benefits make them essential components of a balanced diet to support metabolic health.
By incorporating these foods into daily routines, individuals can enjoy enhanced energy levels, improved weight management and better health outcomes.
Dietitian Catherine Gervacio’s advice highlights the importance of simple dietary choices for those seeking to maintain or boost their metabolism. Oats and green tea are not only accessible and easy to incorporate but are also backed by science for their beneficial effects on metabolism and overall health.
[1] She Finds. Dietitians Say You Should Be Having These 2 Foods Every Day As You Age—They Speed Up Your Metabolism: Oats and Green Tea
[2] International Journal of Molecular Sciences. Beneficial Properties of Green Tea Catechins
[3] Journal of Food Science and Technology. Nutritional advantages of oats and opportunities for its processing as value added foods – a review


