The meaning of SERUM is the watery, clear portion of an animal fluid. How to use serum in a sentence.

Serum contains all proteins except clotting factors (involved in blood clotting), including all electrolytes, antibodies, antigens, hormones; and any exogenous substances (e.g., drugs, …

SERUM meaning: 1 : the part of blood that is like water and that contains substances (called antibodies) that fight disease; 2 : serum from an animal's blood that can be added to a …

SERUM definition: 1. the thin yellowish liquid part of the blood : 2. serum taken from an animal's blood and put…. Learn more.

Aug 1, 2025 · Serum, in medical contexts, refers to the clear, yellowish liquid portion of blood that remains after the clotting process has occurred. It is a complex mixture containing various …

Jul 10, 2025 · Our writer tested the best vitamin C serums, including SkinCeuticals and CeraVe, and asked experts for their top picks for sensitive, oily, and acne-prone skin.

Find the best face serums at Ulta Beauty. Explore our guide of top rated face serums for hydration, even skin tone, skin brightening, & more.

Sep 19, 2024 · Serum refers to the fluid part of blood that remains after blood has clotted. This amber-colored, transparent liquid is devoid of blood cells and clotting factors, yet it is rich in …

6 days ago · The best niacinamide serums are master multitaskers when it comes to balancing skin. Here are our favorites based on testing and expert recommendations.

Aug 28, 2025 · These expert-recommended Korean serum formulas are skin saviors. Read on to discover the highly rated best Korean serums around.