Cholesterol & Lipid Profile

Parameter	Reference Range
Total Cholesterol	Below 200 mg/dL
Low-Density Lipoprotein (LDL) Cholesterol	Below 100 mg/dL
High-Density Lipoprotein (HDL) Cholesterol	40–60 mg/dL
Triglycerides	Below 150 mg/dL
Very Low-Density Lipoprotein (VLDL) Cholesterol	Below 30 mg/dL
Non-HDL Cholesterol	Below 130 mg/dL
Cholesterol/HDL Ratio	Below 5.0

Source: NCBI Article on Lipid Profile

Apolipoproteins & Other Lipoproteins

Parameter	Reference Range
Apolipoprotein B (ApoB)	Below 90 mg/dL
Apolipoprotein A1 (ApoA1)	Above 120 mg/dL
Lipoprotein (a) [Lp(a)]	Below 30 mg/dL
Small Dense LDL	Lower levels are preferable

Source: NCBI Article on Lipoproteins

Vitamins

Parameter	Reference Range
Vitamin D (25-Hydroxyvitamin D)	30–100 ng/mL
Vitamin B12	200–900 pg/mL
Folate (Vitamin B9)	3–17 ng/mL
Vitamin A (Retinol)	20–80 µg/dL
Vitamin E (Alpha-Tocopherol)	5.5–17 mg/L
Vitamin K	0.2–1.0 ng/mL

Source: NCBI Article on Vitamins

Heart Disease and Inflammation Markers

Parameter	Reference Range
C-Reactive Protein (CRP)	Below 5.0 mg/L
High-Sensitivity C-Reactive Protein (hs-CRP)	Below 3 mg/L
Homocysteine	Below 15 µmol/L

Source: NCBI Article on CRP

Kidney Function Tests

Parameter	Reference Range
Blood Urea Nitrogen (BUN)	7–20 mg/dL
Serum Creatinine	0.6–1.2 mg/dL
Estimated Glomerular Filtration Rate (eGFR)	Above 60 mL/min/1.73 m²

Source: NCBI Article on Kidney Function

Liver Function Tests

Parameter	Reference Range
Alanine Aminotransferase (ALT)	7–56 U/L
Aspartate Aminotransferase (AST)	10–40 U/L
Alkaline Phosphatase (ALP)	44–147 U/L

Source: NCBI Article on Liver Function

Disclaimer: These reference ranges are general guidelines and should not be used for diagnosis. All medical test results should be evaluated by a healthcare professional, who will interpret them in the context of your clinical condition and other factors. 

For additional information, refer to the cited sources.