June 17th 2026
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WellBeing Magazine
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Adopting a vegan diet can be an exciting and positive shifttowards more vibrant health and sustainable living. But one question often arises: are you getting all the nutrients you need? The good news is, with thoughtful planning, a vegan diet can supply every essential nutrient — sometimes even more effectively than a typical omnivorous diet.
1.Protein: Building blocks from plants
Protein is essential for maintaining muscle mass, repairing tissues and supporting immune function. On a vegan diet, diversifying your sources ensures you’re not just meeting your protein needs but also benefitting from a wide spectrum of nutrients found in these foods. Legumes are rich in iron and fibre, while nuts and seeds provide healthy fats and trace minerals. Even vegetables like spinach and broccoli contribute meaningful amounts of protein. For most people, plant food sources are more than ample to meet protein requirements, but for those engaging in bodybuilding activity, try incorporating plant-based protein powders made from peas, rice or a blend of legumes into smoothies or snacks.
It’s a common belief that only animal products provide complete protein, but all plants contain all essential amino acids, just in varying degrees. To meet your daily protein needs, focus on variety. Include legumes (lentils, chickpeas, black beans), tofu, tempeh, whole grains (quinoa, brown rice, oats) and seeds (chia, hemp, pumpkin) across your meals. Most adults require about 0.8–1g of protein per kg of body weight, while athletes may benefit from slightly more. So long as you’re eating sufficient calories to support your lifestyle and eating a sufficient variety of plant foods, you should be meeting these requirements. Spreading your intake across the day helps ensure you get all the essential amino acids your body needs.
2.Iron: Building strong blood with smart foodpairings
Iron is often a focus for those moving to a vegan or vegetarian lifestyle, but with the right strategies, maintaining healthy levels is entirely achievable. Plant-based sources provide non-heme iron, which is absorbed less efficiently than the heme iron found in animal products — but the body adapts over time and simple dietary adjustments can make a profound difference in the long run.
To support absorption, it’s important to pair iron-rich foods such as lentils, chickpeas, tofu and dark leafy greens with vitamin C-rich foods like capsicum, strawberries, kiwi or citrus fruits at every main meal. A spinach and chickpea salad with lemon dressing or a tofu stir-fry with fresh capsicum are practical examples of effective combinations.
Certain compounds in tea, coffee and even high-calcium foods can inhibit iron absorption if consumed too close to iron-rich meals, so it’s best to enjoy these beverages between meals rather than with them. Cooking with cast-iron pans can modestly increase the iron content of foods over time, particularly acidic dishes like tomato-based sauces.
If, despite consistent effort, your iron stores remain low, a short-term, practitioner-supervised supplement may be appropriate. It’s important to monitor iron status through blood testing — and to remember that more is not always better. Excess iron can be harmful if supplemented unnecessarily.
With awareness, strategic food choices and regular monitoring, building and maintaining strong, healthy iron levels on a plant-based diet is absolutely attainable. While vegans often do have lower levels of stored iron in their bodies, levels of anaemia are not typically greater than in non-vegans.
3. Calcium and bone health
Beyond food sources, lifestyle plays a crucial role in bone health. Weight-bearing exercise, such as walking, hiking, resistance training or yoga, helps stimulate osteoblast activity — the cells responsible for building bone. Additionally, getting enough magnesium, found in foods like dark leafy greens, legumes, nuts and seeds, is vital for calcium metabolism. Without sufficient magnesium, calcium may not be utilised effectively by your body. Nutrients such as vitamins D and K2 also play key roles in calcium absorption and use in the body.
Contrary to popular belief, you don’t need dairy to maintain strong bones. Calcium is found abundantly in leafy greens (like kale and bok choy), calcium-set tofu, tahini and fortified plant milks. Aim for 1000–1300mg per day. Conveniently, the same dark green leafy veggies that are a calcium powerhouse tend to be a great source of magnesium and vitamin K. While plant foods typically only provide vitamin K1, a healthy gut can readily go on to produce vitamin K2. It is worth noting that if you’ve recently undergone antibiotic use, you might require supplementation of K2 or direct dietary intake. The highest dietary source of K2 is a fermented soybean dish called natto.
4. Omega-3: Essential fatty acids
Omega-3 fatty acids are essential for your brain, heart and inflammatory health. While fish is a common source of preformed EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid), a well-planned plant-based diet can fully support omega-3 needs through a combination of nutritional strategies.
Plant foods such as flaxseeds, chia seeds, hemp seeds and walnuts provide alpha-linolenic acid (ALA), the parent omega-3 fatty acid. Your body naturally converts ALA into EPA and, to a lesser degree, into DHA. Although blood levels of DHA often remain low on plant-based diets, cutting-edge research shows that DHA is efficiently synthesised within key tissues such as the brain and liver, maintaining normal physiological function without requiring high circulating levels.
Another important omega-3 pathway for plant-based eaters involves stearidonic acid (SDA), found in certain seeds and oils. SDA is a partially pre-converted form of omega-3 that bypasses the body’s rate-limiting delta-6-desaturase step, allowing it to convert to EPA far more efficiently than ALA. While SDA significantly boosts EPA levels, it still does not directly raise blood DHA. However, as with ALA, tissue biosynthesis appears to meet the body’s DHA demands.
Supporting optimal omega-3 metabolism involves:
• Regular intake of ALA-rich foods prepared properly (this includes freshly grinding seeds such as flax, chia or using a well-preserved supplemental form).
• Including SDA-rich sources where available, especially if you have a less-than-perfect diet or a genetic omega conversion weakness.
• Keeping saturated fat intake low.
• Maintaining sufficient levels of zinc, magnesium and B vitamins.
The Academy of Nutrition and Dietetics recently confirmed that DHA supplementation is not routinely required for vegans or vegetarians. Adequate daily ALA intake is considered sufficient for meeting essential omega-3 needs. For those who are concerned that they’re not meeting their requirements, including combined ALA and SDA-rich sources will help ensure optimum omega-3 intake.
With mindful food choices and a diet rich in whole plant sources of omega-3s, you can can confidently maintain optimal omega-3 status without relying on marine-derived products.
5. Vitamin B12: The essential supplementation forplant-based health
Vitamin B12 (cobalamin) is vital for maintaining your neurological function, producing healthy red blood cells, synthesising and repairing DNA and regulating methylation pathways crucial for mood, detoxification and cardiovascular health. Deficiency can result in symptoms such as fatigue, numbness or tingling in the hands and feet, memory problems, mood disturbances and, if leftuntreated, irreversible neurological damage. Because vitamin B12 does not reliably appear in plant foods, supplementation is a non-negotiable part of a responsible vegan or vegetarian lifestyle. Even long-term vegetarians can quietly become deficient without obvious signs, making regular supplementation and annual blood testing critical.
Supplementation guidelines:
A daily dose of 50–100 μg or a weekly dose of 2000 μg is typically sufficient for most adults. Fortified foods like nutritional yeast and plant milks can be helpful, but they should not be relied upon as your sole B12 source.
Foods such as spirulina, chlorella and fermented products may contain B12 analogues that are inactive or even interfere with your B12 metabolism and therefore cannot be trusted for prevention of deficiency.
Testing considerations:
Standard serum B12 tests can sometimes be misleading. Serum levels may appear normal even if functional deficiency exists. Homocysteine and methylmalonic acid (MMA) are more sensitive markers that reveal how well B12 is actually functioning in the body. Elevated homocysteine or MMA suggests a B12 deficiency at the tissue level, even if serum B12 appears within range.
For general prevention, cyanocobalamin is highly effective, affordable and stable. If you are addressing neurological symptoms, cognitive decline, mood disorders, or you have known methylation impairments, methylcobalamin is often the superior choice. Regardless of form, regular monitoring of B12 status through serum B12, homocysteine and methylmalonic acid levels ensures your supplementation strategy is tailored to your body’s needs. A well-planned plant-based diet, combined with mindful B12 supplementation and periodic testing, ensures long-term vitality without compromise.
6.Vitamin D: Sunshine and supplementation
Often referred to as the “sunshine vitamin”, vitamin D is much more than a seasonal concern — it acts like a master regulator throughout your body, influencing everything from bone strength to mood, immune balance, metabolic health and even hormone production.
While you can synthesise vitamin D naturally through sunlight exposure, a surprising number of factors affect how much we actually absorb. Skin tone, latitude, pollution, age, the use of sunscreen and even gut health all play a role. Living a plant-based lifestyle doesn’t inherently increase the need for vitamin D but, just like everyone else, vegans often need to be more conscious about maintaining healthy levels during winter or if spending little time outdoors.
Emerging research is also revealing fascinating links between vitamin D and gut health. Gut dysbiosis has been associated with lower circulating levels of active vitamin D, and so if you get plenty of sun exposure but your vitamin D levels are still struggling, this may be something to consider. Restoring a balanced microbiome with prebiotics, probiotics or plant-rich diets may be key to improving vitamin D status.
How to maintain healthy vitamin D levels on a plant-based diet
Sunlight remains the best natural source. Aim for 10– 30 minutes of exposure on bare arms and legs, several times a week, depending on your skin tone and climate. Fortified foods such as plant milks, cereals and some juices can provide a useful top-up, although they often contain vitamin D₂ rather than the more bioavailable D₃. Supplementation is often wise during winter, periods of low sun exposure or for those living in higher latitudes. A daily lichen-derived vegan vitamin D₃ supplement providing 1000–2000 IU can help maintain optimal blood levels.
UV-exposed mushrooms can supply vitamin D₂, but they shouldn’t be relied upon as a sole source — cooking processes and storage conditions can reduce their potency significantly.
If you’re unsure where your vitamin D levels stand, a simple blood test measuring serum 25-hydroxyvitamin D can offer clarity. Most functional health practitioners recommend maintaining levels between 75 and 125 nmol/L (30–50 ng/mL) for overall wellbeing.
Magnesium, vitamin K2, boron and zinc all work in partnership with vitamin D to strengthen bones and support cellular health, reminding us that no nutrient operates in isolation. A varied, colourful diet, rich in plant fibres, leafy greens, nuts and seeds naturally provides many of these supportive co-factors. In a world where many of us spend more time indoors, re-establishing a healthy relationship with sunlight, nature and movement may be just as important as the foods you choose.
7. Zinc, iodine and other micronutrients
Zinc supports wound healing, skin integrity and immune resilience. Because phytates in grains and legumes can inhibit absorption, preparation techniques matter — soaking, sprouting and fermenting help unlock zinc and other minerals. This may be less important the longer somebody adjusts to a plant-based diet, since the gut undergoes huge changes that allow us to more readily extract the nutrition contained within the plant foods.
Zinc is contained in higher amounts in foods like pumpkin seeds, oats, lentils, tofu and cashews. Iodine can be found in seaweed such as nori and dulse, but consistency matters, so a pinch of iodised salt or a seaweed-based supplement may offer more reliability. Selenium is simple: one or two Brazil nuts per day will readily meet your needs.
A practical approach to meal planning
Planning ahead with a shopping list or meal prep session can help reduce stress and support variety. Try rotating cuisines — such as Mediterranean, Indian, Mexican, Japanese — to naturally bring in different plant foods, herbs and spices. Batch-cooking grains and legumes, prepping chopped vegetables and making sauces or dressings in advance can make day-to-day meals feel effortless. Tracking your plant diversity using a checklist can also be a fun and motivating way to support gut health.
Eating a wide variety of whole plant foods is key to long-term health. Aim for 30 or more different plant foods each week to support your gut microbiome. Prioritise whole foods over heavily processed options and remember that mindful, unrushed meals support digestion and nutrient uptake. Fermented foods like sauerkraut, kimchi and kombucha may help improve the body’s blood sugar response to the food.
When to seek professional guidance
It’s wise to keep an eye on your overall wellbeing as you shiftdietary patterns. Subtle symptoms such as dry skin, brittle nails, mood dips or persistent fatigue could indicate a need for fine-tuning. Health practitioners trained in plant-based nutrition can help interpret your test results and ensure your intake supports your life stage, stress levels and activity demands. They can also assess whether specific nutrient supplements, such as iodine, omega-3s or vitamin K2 would be beneficial for your unique constitution.
A well-planned vegan diet can meet every nutritional need with ease. With a little attention to variety, supplementation and lifestyle, you can build lasting vitality and enjoy all the benefits that plant-based eating offers. Cooking with cast-iron pans can modestly increase the iron content of foods over time, particularly acidic dishes like tomato-based sauces.
View Plant-Based Recipe – Bruschetta with Cashew Burrata, Pumpkin Pesto & Charred Cherry Tomatoes
This article is featured in Wellbeing Magazine Issue 222
The post How to Thrive on a Plant-based Diet appeared first on WellBeing Magazine.
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