Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2021	Nov. 12, 2021
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2021
Document Transition Report	false
Entity File Number	001-36714
Entity Registrant Name	JAGUAR HEALTH, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	46-2956775
Entity Address, Address Line One	200 Pine Street, Suite 400
Entity Address, City or Town	San Francisco
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94104
City Area Code	415
Local Phone Number	371-8300
Title of 12(b) Security	Common Stock, Par Value $0.0001 Per Share
Trading Symbol	JAGX
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q3
Entity Central Index Key	0001585608
Amendment Flag	false
Common stock - voting
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		46,090,931
Common stock - non-voting
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		2,120,786