Storage, Packaging & Troubleshooting
Guidance on storing your serums, understanding packaging differences, and troubleshooting common dropper or product concerns.
How should I store the serums and how long do they last?
Store KilgourMD serums upright in a cool, dry place away from direct sunlight and humidity. Heat and light can cause the vitamin C in the Prevention Serum to oxidize faster. Avoid keeping bottles in the shower or near windows, and ensure the cap...
Why do I have different droppers?
Our serums ship with a push-button dropper as standard; some bottles shipped with a squeeze-type (bulb) dropper. Both dispense about 0.5 mL. Prefer a bulb dropper? Write to customer care and we’ll help.
My serum dropper isn’t filling correctly — what can I do?
If your push-button dropper only draws a small amount of serum, press and release the button slowly while the pipette is fully submerged. Air bubbles can sometimes prevent a full draw. Try cleaning the dropper with warm water, allowing it to dry...