Library ยท Performance

Supplements for energy & resilience, explained simply.

For demanding schedules and high-pressure seasons. The goal isn't more stimulants, it's removing the things quietly draining you.

Lasting energy is built, not bought. Sleep, sunlight, movement, and steady blood sugar do the heavy lifting. Supplements help when a real shortfall is dragging you down, they top up the tank, they don't replace the engine.

The basics that actually matter

Foundations first, fancy stuff last.

Vitamin D Moderate evidence

The "sunshine" vitamin most of us are short on.

Low levels show up as fatigue, low mood, and frequent illness. One of the most common fixable gaps.

B-complex Moderate evidence

A team of vitamins that help turn food into energy.

Most useful if your diet is limited or stress is high, not a buzz, just steady support.

Magnesium Moderate evidence

A calming mineral for stress, sleep, and energy metabolism.

Stress burns through it, and better sleep means better daytime energy.

Omega-3 (fish oil) Moderate evidence

Healthy fats for heart and brain.

Supports long-term resilience and clear thinking under load.

Adaptogens (ashwagandha, rhodiola) Emerging evidence

Herbs traditionally used to help the body handle stress.

Some people find them calming or steadying, but these are the items to treat with the most caution (see below).

Play it safe

The Stackwell way

We find the real drains on your energy from your labs, screen every suggestion against your medicines, and grade everything honestly by evidence.

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Educational information only, not medical advice, diagnosis, or treatment. Always talk to your doctor or pharmacist before starting a supplement, especially if you take medication or have a health condition.