#LowCarb

A recent study suggests that restricting carbohydrates on just two days per week can yield metabolic benefits similar to those of intermittent fasting. The findings point to a more approachable option for improving heart and metabolic health without severe hunger or major dietary upheaval. For Thai readers, this could translate into practical changes that fit busy urban lives and traditional dining patterns.

Intermittent fasting, especially the 5:2 approach, has gained popularity worldwide, including in Thailand, as a tool for weight management and metabolic wellness. Yet many people struggle with hunger, disrupted meals, or concerns about nutrient adequacy. The new research, led by a nutrition expert from the University of Surrey and published in The Conversation, investigates whether carbohydrate restriction on two days a week can produce similar benefits. The study summary is reported by ScienceAlert.

A groundbreaking new study suggests that restricting carbohydrates just two days a week may provide the same metabolic health benefits as the more challenging intermittent fasting diets, offering hope for simpler approaches to improving heart and metabolic health. These findings could open new doors for Thai readers eager to enhance their health but daunted by the demanding routines of traditional fasting regimens.

Intermittent fasting — especially the popular “5:2” version, where people drastically reduce calorie intake on two days each week — has won devotees around the world, including in Thailand, for its reputation as a weight loss tool with additional metabolic perks. However, many Thais and others have struggled to stick with fasting due to hunger pangs, meal disruption, or concerns about nutritional adequacy. The latest research, led by an Associate Professor of Nutrition at the University of Surrey and published on May 11, 2025, in The Conversation, offers a gentler alternative: twice-a-week carbohydrate (not calorie) restriction may deliver similar health benefits without forcing people to go extremely hungry or disrupt their regular eating habits, according to their study outlined on ScienceAlert.

A recent review of low-carb diets, covered by major outlets, highlights how reducing carbohydrates can impact health and why sustained restriction isn’t for everyone. While various eating plans emphasize cutting certain nutrients, carbs often sit at the center of many dietary decisions. For Thai readers, understanding these nuances helps inform practical, culturally relevant choices.

Carbohydrates are the body’s main energy source. They come in two forms: simple carbs found in dairy and fruit, and complex carbs found in staples like rice, potatoes, and bread. Both are eventually converted to glucose to fuel the brain, heart, and muscles. Typical daily intake can range widely, but some guides suggest reducing from about 225–325 grams to around 130 grams, or in stricter plans, dropping to 20–60 grams per day. This is usually done by limiting sweets and refined grains while prioritizing proteins and fats from foods such as chicken, seafood, eggs, and nuts.

Low-carb eating has grown popular as a tool for weight management and better health. For Thai readers, it’s important to weigh benefits against potential challenges before changing how you eat. Science suggests some advantages, but long-term adherence isn’t easy for everyone.

Carbohydrates are the body’s main energy source. They appear as simple carbs in milk and fruit and as complex carbs in grains and vegetables. All carbs are converted to glucose to fuel cells, muscles, and organs. Traditional low-carb plans require a sharp cut below typical daily intake, which ranges from about 225 to 325 grams for healthy adults. Popular programs such as keto, Paleo, and Atkins often restrict to 20 to 60 grams per day.