EXHIBIT 10.5
Longevity Health Holdings, Inc.
SUBSIDIARY GUARANTEE
This SUBSIDIARY GUARANTEE (this “Guarantee”), dated as of August 31, 2026, is made by Elevai Skincare, Inc., a Delaware corporation (“Elevai”) Carmell Regen Med Corporation, a Delaware corporation (f/k/a Carmell Therapeutics Corporation) (“Carmell Regen”), and Carmell Cosmetics Corporation, a Delaware corporation (“Carmell Cosmetics” and, together with Elevai, Carmell Regen and Carmell Cosmetics, collectively, the “Guarantors” and, each, a “Guarantor”), in favor of Puritan Partners LLC (the “Purchaser”).
W I T N E S S E T H:
WHEREAS, reference is made to (i) that certain 10% Senior Secured Note due February 29, 2028 in aggregate principal amount of $416,666.67 (the “Note”) issued by Longevity Health Holdings, Inc., a Delaware corporation (the “Company”) in favor of the Holder (as defined therein) (the “Holder”);
WHEREAS, each Guarantor is an indirect or direct subsidiary of the Company and will directly benefit from the issuance and sale of the Notes to the Secured Parties and the extension of credit thereunder to the Company; and
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