It
depends how much you paid them. If you paid at least $600, yes you must issue a 1099-Misc. The fact that you took in the gross amount on the product and then gave it to them would indicate that this would be part of their compensation.
Here
is a further list from the IRS:
Form 1099-MISC,
Miscellaneous Income
File this
form for each person you paid during the year:
- at least $10 in royalties or broker payments in lieu of dividends
or tax-exempt interest;
- at least
$600 in:
- rents
- services
performed by someone who is not your employee;
- prizes and
awards;
- other income
payments;
- medical and
health care payments;
- crop
insurance proceeds;
- cash
payments for fish (or other aquatic life) you purchase from anyone engaged
in the trade or business of catching fish;
- generally,
the cash paid from a notional principal contract to an individual,
partnership, or estate;
- payments to
an attorney; or
- any fishing
boat proceeds,
From <https://www.irs.gov/uac/about-form-1099misc>
