Exhibit 99.1

MANNATECH, INCORPORATED AND SUBSIDIARIES

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

(in thousands)

			Additions
	Balance at Beginning of Year		Charged to Costs and Expenses		Charged to other Accounts		Deductions			Balance at End of Year
Year Ended December 31, 2012
Deducted from asset accounts:
Allowance for doubtful accounts	$	22		8		—		(10	)	$	20
Allowance for obsolete inventories	$	2,311		1,766		—		(2,458	)	$	1,619
Valuation allowance for deferred tax assets	$	9,503		795		—		(1,779	)	$	8,519
Included in accrued expenses:
Reserve for sales returns	$	528		1,168		—		(1,540	)	$	156
Year Ended December 31, 2013
Deducted from asset accounts:
Allowance for doubtful accounts	$	20		178		—		(56	)	$	142
Allowance for obsolete inventories	$	1,619		1,229		—		(839	)	$	2,009
Valuation allowance for deferred tax assets	$	8,519		612		—		(3,867	)	$	5,264
Included in accrued expenses:
Reserve for sales returns	$	156		1,371		—		(1,289	)	$	238