Magnesium Citrate vs Resveratrol

Sleep vs Hormone · evidence-backed comparison

Quick take
  • Magnesium Citrate has the stronger evidence base (moderate (some rcts)).
  • Magnesium Citrate has the broader effect profile across the 9 effect categories.
  • Magnesium Citrate is cheaper per serving ($0.12 vs $0.50).
  • Magnesium Citrate has higher bioavailability (better absorption).

Side-by-side traits

TraitMagnesium CitrateResveratrol
Category
SleepHormone
Active compound
Magnesium citrateTrans-resveratrol
Form available
Capsule, Powder, Tablet, LiquidCapsule
Source
syntheticplant
Typical dose
200–400 mg elemental Mg150–500 mg daily
Dose range
200–400 mg150–500 mg
Loading protocol
Best taken with
any time, with waterfat-containing meal
Best time of day
anymorning
Bioavailability
How efficiently the body absorbs and utilizes the compound.
High (4/5)Low (2/5)
Onset time
Acute: 1–3 hoursCumulative: 4–12 weeks
Half-life
~9 hours
Evidence level
Quality and quantity of human research.
Moderate (some RCTs)Limited (small studies)
Overall effect
Subjective effect magnitude.
Moderate (3/5)Low (2/5)
Muscle / strength
Low (2/5)Very Low (1/5)
Physical energy
Low (2/5)Low (2/5)
Focus / cognition
Very Low (1/5)Low (2/5)
Mood / stress
Low (2/5)Low (2/5)
Sleep quality
Moderate (3/5)Very Low (1/5)
Immunity
Very Low (1/5)Low (2/5)
Recovery
Post-exercise recovery support.
Low (2/5)Low (2/5)
Longevity / healthspan
Moderate (3/5)High (4/5)
Safety rating
5 = exceptionally well-tolerated; 1 = significant risk profile.
High (4/5)High (4/5)
Price per serving
Approximate USD per typical daily dose.
$0.12$0.50
Vegan friendly
YesYes
Gluten free
YesYes
3rd-party tested
YesYes

About Magnesium Citrate

Most affordable absorbable magnesium. Doubles as a mild laxative — useful if constipated, less ideal if not.

Active compound: Magnesium citrate
Forms: Capsule, Powder, Tablet, Liquid
Onset: Acute: 1–3 hours
sleepconstipationvaluemuscle

About Resveratrol

SIRT1 activator marketed for longevity. Human evidence is mixed; popular paired with NMN in anti-aging stacks.

Active compound: Trans-resveratrol
Forms: Capsule
Onset: Cumulative: 4–12 weeks
SIRT1longevitypolyphenolNAD+

Magnesium Citrate safety

Common side effects:

  • Loose stools (often desired)
  • GI cramps

Avoid if:

  • Severe kidney disease

Drug interactions:

  • Bisphosphonates

Resveratrol safety

Common side effects:

  • GI upset
  • Diarrhea (high doses)

Avoid if:

  • Hormone-sensitive cancers (phytoestrogen)
  • Surgery (2 weeks before)

Drug interactions:

  • CYP3A4 substrates
  • Anticoagulants

Common uses

  • General magnesium repletion
  • Constipation
  • Sleep

Stacks well with: Vitamin D3

Common uses

  • Anti-aging
  • Cardiovascular
  • Polyphenol coverage

Stacks well with: NMN

Medical disclaimer

SupplementDuel is for educational purposes only and is not medical advice. Consult a physician before starting, stopping, or combining supplements — especially if you are pregnant, breastfeeding, take prescription medication, or have a chronic condition.