Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2020	Mar. 19, 2021	Jun. 30, 2020
Document Information [Line Items]
Document Type	10-K
Document Period End Date	Dec. 31, 2020
Entity Registrant Name	JAGUAR HEALTH, INC.
Title of 12(b) Security	Common Stock, Par Value $0.0001 Per Share
Trading Symbol	JAGX
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Interactive Data Current	Yes
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Shell Company	false
Entity Public Float			$ 14,755,325
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY
Entity Central Index Key	0001585608
Amendment Flag	false
ICFR Auditor Attestation Flag	false
Entity Ex Transition Period	true
Common stock - voting
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		127,906,558
Common stock - non-voting
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		2,120,785