What vitamins help with tiredness?

Published: October 05, 2025
Updated: October 05, 2025

Certain vitamins reduce fatigue by boosting energy-generating pathways in your cells. For example, B vitamins convert food into energy for use in cells, and iron delivers oxygen to your body. Vitamin D regulates pathways involved in metabolism, and magnesium is involved in ATP enzyme activation. Deficiencies in any of these vitamins could be a reason for chronic tiredness.

Energy-Supporting Vitamins & Minerals
NutrientB VitaminsPrimary FunctionConvert food to cellular energyDeficiency Impact
Metabolic slowdown
NutrientIronPrimary FunctionOxygen transport in bloodDeficiency Impact
Reduced endurance
NutrientVitamin DPrimary FunctionRegulate energy pathwaysDeficiency Impact
Muscle weakness
NutrientMagnesiumPrimary FunctionActivate ATP productionDeficiency Impact
Poor sleep quality

B Vitamin Sources

  • Breakfast: Eggs + whole grain toast
  • Lunch: Salmon with brown rice
  • Snack: Nutritional yeast on popcorn

Iron Absorption

  • Pair spinach with citrus fruits
  • Cook in cast iron pans
  • Avoid tea/coffee with iron-rich meals

Vitamin D Management

  • 10-15 min sunlight before 10AM
  • Include fatty fish twice weekly
  • Consider D3 supplements if deficient

Magnesium Intake

  • Snack on pumpkin seeds
  • Add spinach to smoothies
  • Use Epsom salt baths

Recognize how these nutrients work together. For instance, B vitamins require magnesium to activate enzymes, and vitamin D enhances iron absorption. Overall, one nutrient may be less effective when taken alone than when consumed as part of a whole food that contains complementary nutrients.

Consider the timing of your nutrient intake as well. You may want to consume iron-rich foods in the morning because stomach acid facilitates iron absorption. Vitamin D should be taken with fatty foods for better absorption. I suggest taking B vitamins at breakfast and consuming foods high in magnesium before bedtime to support a good night's sleep.

Choose food sources instead of supplements, unless medically necessary. Foods provide co-factors that improve absorption. For instance, spinach provides iron plus vitamin C to enhance uptake. This natural matrix is more effective than isolated nutrients in counteracting fatigue.

Read the full article: 10 Natural Energy Boosters That Work

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