Vitamins and Weight Loss: Why Micronutrients Matter More Than You Think

What's the first thing you think of when you think "weight loss?" Usually, either exercise or diet. While both of those are important aspects of a well-rounded approach to weight loss, it's important to remember that your nutrient needs should also be considered. Macronutrients, like fats, proteins, and carbohydrates, often get all the attention in weight loss, often to the detriment of micronutrients. Micronutrients are essential vitamins and minerals, and they're key to your daily wellness.

Don't let them get lost in the shuffle. Let's explore minerals, vitamins and weight loss, and why supporting your micronutrient intake is essential during your weight loss journey. Micronutrients are important no matter what path you're taking to weight loss: whether it's a GLP-1 agonist medication, diet, lifestyle modifications, or a new exercise routine. Or, perhaps, some combination of all four!

A Restricted Weight Loss Diet May Impact Your Nutrient Intake

One common path to weight loss is restricting food intake. While that may reduce the calories your body takes in, it's important to note that it may also mean you're consuming fewer essential daily nutrients. Some commercial diet plans may not provide all the vitamins and minerals needed for daily nutritional support.[1] That's why it's important to be cognizant of your micronutrient intake and to know how to support your body with consistent sources.

You may have heard the buzz around GLP-1 medications, but what is GLP-1? What is Ozempic? GLP-1 medications may alter your hunger cues, leading to smaller meals or a lower intake of nutrient-dense foods. Let's get into which vitamins you may want to pay particular attention to as your diet changes during weight loss.

Which Vitamins & Minerals Are Most at Risk During Weight Loss?

Changes in your diet during weight loss can mean certain nutrient-dense foods fall out of your regular diet. Sometimes, this can lead to nutrient shortfalls of certain essential micronutrients. Let's dig into some of the nutrients most at risk.

Vitamin D

Vitamin D, the sunshine vitamin, is a common nutrient gap even among the general population.[2,3] Vitamin D is not common in food sources, though it is present in certain fatty fish (salmon, mackerel, and sardines), fish liver oils, and egg yolks. Some foods like milk, orange juice and cereal may be fortified with vitamin D. Some diets may not reach your nutrient needs through these foods for various reasons. We get most of our vitamin D in response to sunlight on our skin, but access to sunlight can be restricted based on weather, location, and lifestyle factors. Why is this vitamin so important? Vitamin D is essential for muscle function and immune response; both are important to our daily function and should be supported during your weight-loss journey. Nature Made Vitamin D Supplements come in a number of forms, like Zero Sugar^‡ Vitamin D3 Gummies, which provide 50mcg of Vitamin D3 in a tasty sugar free^‡ gummy form.^†

Vitamin B12

Vitamin B12 is essential for cellular energy production; low levels of B12 can contribute to fatigue. Most vitamin B12 is found in animal products, which are not common in diets like veganism, vegetarianism, or some plant-heavy weight-loss diets. Supporting your vitamin B12 intake with a supplement can help you bridge this nutrient gap and support your body's cellular energy production. Nature Made offers a number of B12 supplements, including Vitamin B12 Softgels to support brain cell function and help reduce fatigue for those low in vitamin B12.^†

Folate and Other B Vitamins

Along with vitamin B12, folate (vitamin B9) and the other B vitamins are essential for cellular energy production, playing an important role in turning the food we eat into energy our cells can use. Reduced-carb diets, or those relying heavily on processed foods, can often unintentionally reduce the amount of B vitamins in your daily intake. Support your body's cellular energy needs with dietary or supplemental B vitamins, like our Super B-Complex with C Tablets, which provides all eight essential B vitamins to help convert food into cellular energy, and support a healthy brain and nervous system.^†

Vitamin A and C

Vitamin A and vitamin C are both antioxidants that help our bodies combat oxidative stress from free radicals. They're most commonly found in fruits and vegetables, so if you find your new eating patterns are low in nutrient-dense plant foods, you may benefit from an additional source of these essential antioxidants.

Magnesium and Calcium

Bones and muscles: name a more iconic duo. Our bones and muscles work together to keep our bodies moving; in much the same way, magnesium and calcium support nerve function, muscle health, and bone health.[4] If you are on a high-protein, low-dairy, or restrictive eating plan, you may find your diet low in magnesium and calcium. Nature Made offers calcium and magnesium supplements to help support your daily intake of these essential minerals, providing a convenient way to support daily bone and muscle health.^†

Should You Take Vitamins While on a Weight-Loss Journey?

Vitamins and supplements do not replace meals or a balanced diet filled with nutrient-dense foods. However, vitamins and minerals can serve as a daily supplement, providing a consistent source of essential micronutrients and supporting functions like muscle, bone, immune health, and cellular energy production, all of which remain important to our daily wellness during weight loss.^†

Supplements help fill potential nutritional gaps when food intake is restricted or inconsistent. Those on GLP-1 medication, a restrictive diet, or other weight-loss plans like meal-replacement shakes should be especially cognizant of their micronutrient intake, as dietary changes can lead to reduced intake of essential nutrients.

What to Look for in a Supplement Routine When on Your Weight Loss Journey

If your weight-loss journey includes a restricted diet, consider a multivitamin for daily micronutrient support. Multivitamins provide a range of essential nutrients in one convenient package, often offering B vitamins, vitamin D, vitamin A, vitamin C, and vitamin E, along with the essential minerals magnesium, calcium, and zinc, without over-complicating your daily wellness routine.^†

When choosing a dietary supplement, make sure to pick a trusted, reputable brand known for high-quality, science-backed ingredients, like Nature Made. Ensure your supplement clearly lists ingredients, dosage, and the percentage of the daily value (%DV) for each dose. The best way to figure out a supplement routine that works for you is to consult your primary healthcare practitioner. They are equipped with knowledge of your health and wellness goals to help you build an informed routine and provide guidance on healthy nutrition for weight loss.

Looking for a starting point? Nature Made's GLP-1 Companion Health Pack is scientifically formulated to provide nutritional support for people on weight loss diets, including 22 essential nutrients your body needs every day so you can help fill the nutrient gaps associated with weight loss diets.^†

Stay Supported During Your Weight Loss Journey

Your weight-loss journey isn't just about calories; it’s also about nutrition. Take a more proactive approach to your nutrition by understanding the importance of micronutrients and integrating sources of essential nutrients into your diet. Supplements can help you meet your nutrient needs and fill potential gaps, but it's important to remember that when considering vitamins and weight loss, supplements cannot replace a balanced, nutrient-dense diet.

Explore Nature Made's supplements for daily dietary support today. Nature Made is the #1 Pharmacist Recommended Vitamin & Supplement Brand.*

‡ Not a low calorie food

† These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.

References

1. G Engel M, J Kern H, Brenna JT, H Mitmesser S. Micronutrient Gaps in Three Commercial Weight-Loss Diet Plans. Nutrients. 2018;10(1):108. Published 2018 Jan 20. doi:10.3390/nu10010108.
2. Liu X, Baylin A, Levy PD. Vitamin D deficiency and insufficiency among US adults: prevalence, predictors and clinical implications. Br J Nutr. 2018;119(8):928-936.
3. Reider CA, Chung RY, Devarshi PP, Grant RW, Hazels Mitmesser S. Inadequacy of Immune Health Nutrients: Intakes in US Adults, the 2005-2016 NHANES. Nutrients. 2020;12(6):1735. Published 2020 Jun 10. doi:10.3390/nu120617354.
4. National Institutes of Health. Calcium. National Institutes of Health Office of Dietary Supplements. Published 2024. https://ods.od.nih.gov/factsheets/Calcium-HealthProfessional/