myLAB Box promo codes
17 of 33 myLAB Box codes passed a checkout test. Each one lists what it covers and when it was last checked.
- Codes listed
- 33
- Verified
- 17
- Sitewide
- 21
- Last checked
- Oct 14, 2026
Verified codes
20% Off
Verified
20% Off (Storewide) at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
20% Off
Verified
20% Off Storewide at myLAB Box
- 20% off your order
- Works sitewide — no specific product required
- Applies to: storewide
15% Off
Verified
15% Off Storewide at myLAB Box
- 15% off your order
- Works sitewide — no specific product required
- Applies to: storewide
15% Off
Verified
15% Off (Storewide) at myLAB Box
- 15% off your order
- Works sitewide — no specific product required
- Applies to: storewide
15% Off
Verified
15% Off (Storewide) at myLAB Box
- 15% off your order
- Works sitewide — no specific product required
- Applies to: storewide
15% Off
Verified
15% Off Storewide at myLAB Box
- 15% off your order
- Works sitewide — no specific product required
- Applies to: storewide
10% Off
Verified
10% Off Storewide at myLAB Box
- 10% off your order
- Works sitewide — no specific product required
- Applies to: storewide
10% Off
Verified
10% Off Storewide at myLAB Box
- 10% off your order
- Works sitewide — no specific product required
- Applies to: storewide
10% Off
Verified
10% Off Storewide at myLAB Box
- 10% off your order
- Works sitewide — no specific product required
- Applies to: storewide
10% Off
Verified
10% Off Storewide at myLAB Box
- 10% off your order
- Works sitewide — no specific product required
- Applies to: storewide
$15 Off
Verified
$15 Off Storewide at myLAB Box
- Works sitewide — no specific product required
- Applies to: storewide
Unverified codes
Listed as found; some may have ended30% Off
Not verified
30% Off Your Purchase Instantly
30% Off
Not verified
30% Off Storewide at myLAB Box
- 30% off your order
- Works sitewide — no specific product required
- Applies to: storewide
25% Off
Not verified
Treat yourself with 25% off your order
20% Off
Not verified
20% Off All Tests Except COVID-19
20% Off
Not verified
20% Off Your Purchase with myLAB Box Coupon Code
20% Off
Not verified
Take 20% Off Your Purchase
20% Off
Not verified
20% Off Your Order
20% Off
Not verified
20% Off Select Items at myLAB Box
- 20% off your order
- Applies to: other
20% Off
Not verified
20% Off Sitewide
15% Off
Not verified
15% Off Your Purchase with myLAB Box Coupon Code
15% Off
Not verified
15% Off Your Order
10% Off
Not verified
10% off sitewide Order
10% Off
Not verified
10% Off at Home Coronavirus (covid-19) & Flu Viral Detection Test at myLAB Box
- 10% off your order
- Applies to: Select items
$25 Off
Not verified
myLAB Box $25 Off Storewide Coupon Code
SALE
Not verified
Special savings are available on your shopping
SALE
Not verified
Save 15% at myLAB Box with Promo Code
How to use a myLAB Box code
Show and copy the code
Start with a verified code. The code opens in a new tab and this tab continues to myLAB Box.
Fill your bag at myLAB Box
Add the items the code applies to. Sale items and some brands are often excluded.
Paste it at checkout
Enter the code in the promo field before you pay. If the total does not change, try the next code.
Questions about myLAB Box codes
Does myLAB Box have a working promo code right now?
Yes. 17 of the 33 myLAB Box codes listed here passed a checkout test, most recently on October 14, 2026.
What is the best myLAB Box promo code today?
The strongest offer we have on file is “20% Off (Storewide) at myLAB Box”, which is verified.
Do myLAB Box codes work on everything?
21 of the listed codes are described as sitewide. The rest are limited to selected items, a minimum spend or new customers; each code lists its terms where they are known.
How do I use a myLAB Box promo code?
Select “Show code” on this page and copy the code, add your items to the bag at myLAB Box, and paste the code into the promo or discount field at checkout before you pay. The order total should update straight away; if it does not, the code does not apply to your basket.
Why did my myLAB Box code not work?
The usual reasons are an expired code, sale items that are excluded, a minimum spend that has not been reached, or a code limited to first orders. Codes marked “Verified” were accepted at checkout on the date shown; unverified codes are listed as found and may already have ended.
Codes are collected from public sources and re-checked on a rolling schedule; retailers can end an offer at any time. InfluencerRate may earn a commission when you shop through links on this page.