All About Vitamin B12 - Ask a Nutritionist

Could low vitamin B12 be contributing to your fatigue, brain fog, or tingling in your hands and feet? Registered dietitian Britni Vincent explains why vitamin B12 is essential for energy metabolism, red blood cell production, and nervous system health. Learn the common signs and causes of B12 deficiency, which foods provide this important nutrient, and who may be at greater risk of low levels. Plus, discover when B12 testing and supplements may be helpful, how different supplement forms compare, and why taking extra B12 doesn't necessarily boost energy if your levels are already adequate.

What does it look like to build lasting nutrition habits while navigating serious health challenges? Registered dietitian Melanie Beasley welcomes longtime client and breast cancer survivor Liz to share her personal journey through breast cancer recurrence, digestive issues, autoimmune conditions, and her recovery. Hear how individualized nutrition guidance, practical meal planning, and ongoing support helped Liz feel more confident caring for herself through surgeries, radiation, and everyday life. Her story is a heartfelt reminder that meaningful lifestyle changes don't have to happen alone.

Dirty sodas are taking over social media, but what's really in these colorful, customizable drinks? Registered dietitian Brandy Buro breaks down the popular dirty soda trend, including how much added sugar can be hiding in soda, flavored syrups, and creamers. Learn how regularly drinking sugary beverages can affect blood sugar, weight management, and long-term health, plus simple ways to make a delicious, lower-sugar dirty soda at home using sparkling water, fresh fruit, and other flavorful ingredients.

Ever notice that after a poor night's sleep, you're hungrier and craving more sugar or carbs? Licensed nutritionist Kara Carper and registered dietitian Brandy Buro explain how lack of sleep can affect hunger hormones, blood sugar, and the brain's response to food, making cravings harder to manage. Learn how poor sleep may affect weight management, what to eat after a restless night to support steady energy, and practical sleep and nutrition habits to help break the cycle of fatigue and cravings.

Are you getting enough potassium in your diet? Registered dietitian Alyssa Krejci explains why this essential electrolyte matters for heart health, blood pressure, muscle function, and fluid balance. Discover potassium-rich foods beyond bananas, simple ways to get more potassium through everyday meals, and what low or high blood potassium levels may mean for your health. Plus, learn why getting potassium from food is generally preferable to taking supplements without medical guidance.

Could unexplained itching, headaches, digestive issues, or reactions to certain foods be related to histamine? Registered dietitians Melanie Beasley and Britni Vincent explain the differences between histamine intolerance and mast cell activation syndrome (MCAS), including common symptoms, potential triggers, and the role of nutrition. Learn which foods may be high in histamine, why freshness and food preparation matter, and how an individualized low-histamine diet can help identify triggers without unnecessarily restricting your food choices.

Is processed meat bad for your health, and are nitrate-free or uncured products actually better? Registered dietitian Amy Crum breaks down the connection between processed meat and colorectal cancer risk, explains why nitrates and nitrites are used, and clears up common misconceptions about food labels. Learn what to look for when buying bacon, sausage, and deli meat, how to choose less-processed protein options, and why your overall eating habits matter more than any single ingredient.

This week's episode is a nice change of pace! Less nutrition troubleshooting, more practical kitchen confidence, with Chef Marianne Jurayj sharing how to make healthy, home-cooked meals easier without sacrificing flavor.  Crockpots and Instant Pots solve different cooking problems: one lets you prepare dinner hours ahead and forget about it; the other can rescue dinner when you've forgotten to thaw the meat. And there are plenty of chefs' tricks along the way.

Can what you eat and drink affect POTS symptoms? Registered dietitian Teresa Wagner explains how nutrition can play a role in managing postural orthostatic tachycardia syndrome (POTS), including the importance of hydration, electrolytes, balanced blood sugar, and meal timing. Learn why smaller, more frequent meals may help, which foods and drinks can aggravate symptoms, and how to identify potential nutrient deficiencies while building an individualized nutrition plan.

What do nutritionists actually do when they feel a cold coming on? Registered dietitians Melanie Beasley and Britni Vincent share the foods, supplements, and everyday habits they rely on during cold and flu season. Learn how protein, colorful vegetables, healthy fats, hydration, gut-supporting foods, and key nutrients can support immune health, plus simple meal ideas for when you’re already sick, and practical ways to prepare before the next bug hits.