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Review · Health & fitness

Thorne Melaton-3 review

A 3 mg melatonin capsule from Thorne with NSF Certified for Sport status and a short ingredient list.

By the Comredix review desk · Updated November 14, 2026

Quality (40%)
9.2
Experience (25%)
8.6
Value (35%)
8.6

Thorne Melaton-3 is the most carefully certified plain melatonin on this list. Each capsule holds 3mg of melatonin, and the only other ingredients are microcrystalline cellulose, silicon dioxide, calcium laurate and a cellulose capsule. Thorne lists it as NSF Certified for Sport, which matters for athletes who face drug testing, and as gluten, dairy and soy free and vegan. The page says to take one capsule at bedtime and pitches it at people whose sleep patterns change with travel or work. A 60-capsule bottle costs $16, about $0.27 a night, which is still cheap in absolute terms but close to four times Nature Made's nightly cost. Thorne also warns that melatonin may add to the effect of blood-thinning drugs and should be used with caution or avoided before surgery. Thorne accepts FSA and HSA funds through Truemed, which helps buyers paying with pre-tax money.

Who it is for

athletes and vegans who want certified melatonin

Price

$16 for 60 capsules.

$16 /60 Capsule(s)
Quoted from the vendor pricing page on November 14, 2026.

Key features

  • 3mg of melatonin per 1-capsule serving
  • 60 servings per bottle
  • NSF Certified for Sport
  • Gluten, dairy and soy free and vegan, per the page
  • Directions: 1 capsule at bedtime

Strengths and weaknesses

  • Strength: About $0.27 a night for a sport-certified product
  • Strength: Other ingredients are only cellulose, silicon dioxide, calcium laurate and the capsule
  • Strength: Thorne accepts FSA and HSA funds through Truemed
  • Weakness: Costs almost four times as much per night as Nature Made
  • Weakness: One size only, 60 capsules
  • Weakness: Page warns that melatonin may add to the effect of blood thinners

Key facts

  • Main ingredient: Melatonin 3mg
  • Format: Capsule
  • Certification: NSF Certified for Sport
  • Servings: 60
  • Price per night: About $0.27

Where it ranks

Thorne Melaton-3 is No. 2 in our Best Sleep Supplements verdict.

Alternatives we scored

Visit thorne.com · Questions or corrections: editorial@comredix.com