Stop being vegetarian if you don't want to pay the price for your health?
- Thúy Hoàng
- Dec 1, 2024
- 3 min read
Eating Vegetarian for Long Periods: Are You Sacrificing Your Health?
When vegetarianism is mentioned, many people often associate it with nutrient deficiencies, anemia, and overall bodily weakness. Friends of mine have shared similar concerns, especially those who tried vegetarianism and felt weaker during the initial phase. But is this perception entirely accurate?
To explore this question, I dove into various scientific sources and even adopted a 100% vegetarian diet for a while to see for myself. I discovered that the concerns people express are only part of a much larger picture. Those advising against vegetarianism aren't entirely wrong—they just see a fraction of the whole.

Misconceptions About Vegetarianism and Health: Insights from Eastern and Western Perspectives
Vegetarianism has deep roots in Vietnamese culture, often tied to spiritual and ethical values. On the first and fifteenth days of the lunar month, many families, especially older generations, adopt a vegetarian diet for tranquility and peace. Traditional Vietnamese vegetarian meals primarily consist of vegetables, tofu, and mushrooms—offering rich and varied flavors.
However, in these traditional meals, nutritional balance isn't always a focus. People eat for spiritual cleansing and to avoid harm to animals. The reliance on plant-based ingredients stems from Vietnam's natural culinary heritage rather than a deliberate effort to ensure nutritional balance. As a result, when vegetarianism becomes more mainstream, many notice that it can lead to nutrient deficiencies, fatigue, and physical weakness.
"The food you eat can either be the safest and most powerful form of medicine or the slowest form of poison." – Ann Wigmore
When I first tried a traditional Vietnamese vegetarian diet, I too experienced fatigue and sluggishness. My meals primarily included tofu, greens, and some whole grains like brown rice. The initial sense of lightness and comfort gave way to tiredness. I wondered, "Could it be true that vegetarianism leads to nutritional deficiencies?"
This concern led me to deeper research, revealing that Western vegetarians—especially those who follow a long-term vegetarian diet—often emphasize nutritional balance. Their meals include a variety of nuts like almonds, walnuts, and chia seeds; whole grains; and protein-rich plant-based foods like chickpeas, lentils, and nut butters—not just soy products. Western vegetarians are meticulous about supplementing essential nutrients like vitamin B12 and omega-3s from flaxseeds, seaweed, or dietary supplements.
"True healthcare reform starts in your kitchen, not in Washington.”
Indeed, after adjusting my vegetarian diet, I found myself more energetic and even healthier than before. Scientific studies have shown that a well-balanced vegetarian diet can reduce the risk of chronic illnesses such as diabetes, heart disease, and hypertension.

A Pharmacist’s Perspective: Scientific Vegetarianism and Proper Nutritional Supplementation
From a scientific standpoint, vegetarianism doesn’t harm your health as long as you maintain a balanced intake of nutrients. For instance:
Protein, often misunderstood as exclusive to meat and fish, is abundant in beans, grains, and nuts.
Vitamins B12 and D, which are less common in plant-based diets, can be supplemented through fortified foods or dietary supplements. Vitamin B12 is crucial for maintaining nervous system health and producing red blood cells. Spirulina and nutritional yeast are plant-based sources of B12.
Omega-3 fatty acids, essential for heart and brain health, are found in chia seeds, flaxseeds, and walnuts.
Iron and zinc, critical for blood and immune health, are present in dark leafy greens like spinach and kale, as well as in seeds and nuts.
Studies show that vegetarian diets increase fiber intake, improving gut health and digestion. A balanced vegetarian lifestyle, complemented with proper supplementation, not only enhances physical well-being but also sharpens mental clarity.

"To keep the body in good health is a duty... otherwise we shall not be able to keep our mind strong and clear." – Buddha
If you are or plan to adopt a vegetarian diet, rest assured that it is not a health risk—as long as you focus on nutritional balance and make informed choices rather than following trends.
Happy body to you!