The directory

Find a test. Understand the trade-offs.

Compare the methods, evidence and practical details behind six starting profiles.

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6 of 6 profiles · Select up to 3 to compare

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Compare	Test & provider	Method / sample	Method evidence	Listed price
Compare PhenoAge calculator	PhenoAge calculatorGeneric research-method entryDraft · review pending	Blood chemistryExisting blood results	BPeer-reviewed validation	No calculation feeLab costs separate
Compare GlycanAge	GlycanAgeGlycanAgeDraft · review pending	GlycanBlood	CAge correlation / limited outcomes	Price unverifiedCheck provider
Compare TruAge	TruAgeTruDiagnosticDraft · review pending	Epigenetic / DNABlood	—Unrated	USD 499Per kit
Compare InnerAge 2.0	InnerAge 2.0InsideTrackerDraft · review pending	Blood chemistryBlood	—Unrated	Price unverifiedCheck provider
Compare Index	IndexElysium HealthDraft · review pending	Epigenetic / DNASaliva	—Unrated	USD 299Per kit
Compare Healthspan	HealthspanWHOOPDraft · review pending	Wearable-derived ageWearable data	—Unrated	Price unverifiedMembership required

Evidence grades assess the measurement method, not a product’s ability to improve health. Prices are dated provider listings. How we assess evidence

Draft — verification required. Last source check: 6 September 2026. Country availability remains unverified in the initial records.