Aug 10, 2023 · Vitamins A, B5, B6, B12, C, D, and K can keep you awake at night and cause side effects like nausea, diarrhea, and muscle cramps. This happens when you exceed the recommended …

Dec 8, 2025 · Adequate B vitamin levels often result in improved mental clarity and a reduction in lethargy. Other vitamins and minerals are crucial for maintaining wakefulness by supporting energy …

Aug 18, 2025 · Since most multivitamins contain nutrients like calcium and B vitamins, it’s best to avoid taking them as part of your bedtime routine for the reasons listed above.

May 30, 2023 · Contrary to what one might expect, B vitamins do not keep you awake. They're not a stimulant, even if they do make you feel more consistent energy after taking them! Instead, they play …

Mar 20, 2025 · Yes, vitamin B12 can keep you awake at night, especially if taken in high doses close to bedtime. Vitamin B12 plays a crucial role in energy production and can increase alertness and energy.

May 5, 2024 · Yes, taking vitamin B complex close to bedtime may potentially disrupt sleep patterns and keep you awake at night. While vitamin B complex is generally known for providing an energy boost, …

Mar 20, 2025 · Vitamin B12 is crucial for preventing megaloblastic anemia, a condition that leads to weakness and lethargy. On the other hand, vitamin B6 influences neurotransmitter synthesis, …

May 18, 2025 · Many vitamins-especially C, B-complex, and mitochondrial cofactors like CoQ10 and PQQ-enhance ATP production and cellular respiration [1]. In sensitive individuals, this sudden boost …

Nov 13, 2025 · In this article, we’ll discuss how certain vitamins keep you awake and how you can prevent them from messing with your sleep. Read on to learn all about the relationship between …

Dec 12, 2025 · While there is no scientific evidence recommending against taking B12 at night, because of its role in energy production, it can elicit a stimulatory effect in some people, as do the other B …