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Evidence-based rankings sourced from Examine.com. Each guide tells you which supplements have the strongest research behind them — and links directly to the right quiz path for your situation.

The Top 4 Benefits of Rhodiola Rosea

Rhodiola rosea is a root herb that grows in cold, mountainous regions of Europe and Asia. It is known to help the body c

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The Top 1 Benefits of Berberine

Berberine is a compound extracted from several plants, including barberry and goldenseal, and has a long history of use

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The Top 1 Benefits of Vitamin D

Vitamin D is a fat-soluble vitamin the body produces when skin is exposed to sunlight. Most people in northern climates

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The Top 3 Benefits of Fish Oil

Fish oil is a source of omega-3 fatty acids, primarily EPA and DHA, which are found in oily fish such as salmon, mackere

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The Top 3 Benefits of Creatine

Creatine is one of the most thoroughly researched supplements in sports nutrition. It is a compound the body produces na

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The Top 18 Sleep Supplements

Sleep problems fall into distinct categories — difficulty falling asleep, waking during the night, and poor sleep qualit

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The Top 5 Supplements for Skin, Hair and Nails

Most skin, hair and nail supplements are marketed together but backed by different levels of evidence. A handful of comp

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The Top 5 Supplements for Chronic Stress

Chronic stress is one of the most common reasons people turn to supplements, but most products on the market have little

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The Top 64 Supplements for Heart Health

Cardiovascular health is among the most studied areas in supplement research. Several compounds have strong, replicated

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The Top 11 Supplements to Build Muscle

Building muscle requires more than training — a small number of supplements have meaningful evidence for improving muscl

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The Top 6 Supplements for Memory

Memory supplements are a category where marketing claims routinely outrun the evidence. Most "brain health" products hav

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The Top 21 Supplements for Low Mood and Motivation

Low mood and reduced motivation have a range of causes, and no supplement works for everyone. Several compounds have bee

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The Top 5 Supplements to Fall Asleep Faster

Many people who struggle to fall asleep reach for products with bold claims, but the research on most supplements is thi

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The Top 15 Supplements for Anxiety

Anxiety is one of the most common reasons people look to supplements, but the evidence behind most anxiety products is w

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The Top 7 Benefits of Ashwagandha

Ashwagandha is a root herb that has been used in traditional Indian medicine for thousands of years. It reduces the amou

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The Top 5 Supplements for Acne

Most acne supplement claims are not backed by clinical evidence, but a few compounds have been tested in human trials wi

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The Top 9 Supplements to Support Your Immune System

The immune supplement market is crowded, with most products combining many ingredients at doses too low to have a meanin

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The Top 5 Supplements for Fatigue and Low Energy

Persistent fatigue is one of the most common reasons people turn to supplements, but most energy products rely on stimul

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The Top 12 Supplements for Brain Fog and Concentration

Brain fog and difficulty concentrating are among the most commonly reported cognitive complaints, yet most supplement pr

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