fS-BKarot KL 3927
Beta-carotene is a vitamin A precursor that affects the formation of vitamin A. Beta-carotene is a lipid-soluble compound and natural antioxidant. Vitamin A and beta-carotene affect e.g. the health of skin and mucous membranes as well as vision.
Testing beta-carotene intake.
Blood sample. Requires 12 hours of fasting. Glass of water and usual medication are allowed.
No beta-carotene supplements during 12 hours.
1 mL (minimum 0.5 mL) of serum or lithium heparin plasma (12 hours fasting). Protect from direct sunlight.
Storage and delivery
Delivery at room temperature on the sampling day. Store refrigerated over the weekend, ship at room temperature.
Liquid chromatography (HPLC).
0.20 – 2.40 µmol/L
The same sample may be used to test for vitamin A (KL 1113) and vitamin E (KL 3169).
Last update 8.8.2023