Cover - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Feb. 17, 2023	Jun. 30, 2022
Document Information Line Items
Entity Registrant Name	DERMATA THERAPEUTICS, INC.
Entity Central Index Key	0001853816
Document Type	10-K
Amendment Flag	false
Entity Voluntary Filers	No
Current Fiscal Year End Date	--12-31
Entity Well Known Seasoned Issuer	No
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	true
Entity Current Reporting Status	Yes
Document Period End Date	Dec. 31, 2022
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2022
Entity Ex Transition Period	true
Entity Common Stock Shares Outstanding		12,321,848
Entity Public Float			$ 4.0
Document Annual Report	true
Document Transition Report	false
Entity File Number	001-40739
Entity Incorporation State Country Code	DE
Entity Tax Identification Number	86-3218736
Entity Interactive Data Current	Yes
Icfr Auditor Attestation Flag	false
Entity Address Address Line 1	3525 Del Mar Heights Rd
Entity Address Address Line 2	322
Entity Address City Or Town	San Diego
Entity Address State Or Province	CA
Entity Address Postal Zip Code	92130
City Area Code	858
Local Phone Number	800-2543
Security 12b Title	Common Stock, par value $0.0001 per share
Trading Symbol	DRMA
Security Exchange Name	NASDAQ
Auditor Name	Mayer Hoffman McCann, P.C.
Auditor Location	San Diego, California
Auditor Firm Id	199
Warrants
Document Information Line Items
Security 12b Title	Warrants, exercisable for one share of Common Stock
Trading Symbol	DRMAW
Security Exchange Name	NASDAQ