Biomarkers
33 articles on Biomarkers in the Lab2go blog, newest first.
Biomarkers are measurable values from blood, urine or wearables that reflect the state of your metabolism, organs and nutrient status. These articles explain what a value measures, how reference ranges are set and how to read trends rather than single results.
- In the glossary: Ferritin TSH HbA1c
- Statistics: Iron Deficiency in Germany Vitamin D Deficiency in Europe
33
articles
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14 min
Athlete Biomarkers: Pre-Season Bloodwork Guide 2026
Ferritin, cortisol-testosterone ratio, CK, CRP: these 12 markers describe how training and load show up in the blood.
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12 min
Histamine & Bloodwork: What Allergy Tests Show (and Don't)
Watery eyes, a runny nose, skin rashes — but where do they really come from? What an allergy lab panel can show, where its limits are, and why the work-up is done by doctors.
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11 min
Liver Values After Winter: What the Numbers Mean
After Christmas, New Year's, and long nights indoors, many people's liver values are mildly elevated in spring. An overview of what AST, ALT, and GGT show — and how doctors interpret such values.
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12 min
Cholesterol Values Explained: LDL, HDL, Triglycerides
LDL below 116, HDL above 50, triglycerides below 150 mg/dl? Here is how a lipid panel can be read and what influences the values.
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14 min
Complete Blood Count Explained: Every Value at a Glance
A CBC measures 15+ values across red cells, white cells, and platelets. All parameters, reference ranges, and what results outside the reference range mean — for 15-30 euros.
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11 min
Inflammation Markers in Blood: CRP, White Blood Cells & More
hsCRP below 1 mg/L is considered low risk, above 3 mg/L elevated. A factual overview of CRP, white blood cells, and ESR.
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12 min
Understanding Liver Values: AST, ALT, GGT, Bilirubin
ALT below 45, AST below 35, GGT below 60 U/L? How liver values can be interpreted, how fatty liver shows up and which misinterpretations occur.
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12 min
Understanding Thyroid Values: TSH, Free T3, Free T4
TSH alone shows only part of the picture. How TSH, fT3, fT4 and TPO antibodies work together, which reference ranges apply and what to know about the blood draw.
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11 min
Ferritin & Iron Deficiency: What the Iron Values Measure
30 % of women have ferritin below 30 ng/ml — and don't know it. The article explains the iron panel, the 3 stages of deficiency, and what influences ferritin.
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14 min
Understanding Blood Values: The Complete Beginner's Guide
What do blood values really mean? This guide explains 12 key markers, their reference ranges, and how values can be documented.
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11 min
Vitamin D Deficiency: What the Lab Value Measures
About 60 % of Germans have vitamin D levels below 50 nmol/l. Symptoms, reference ranges, and what doctors take from the results.
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12 min
Blood Pressure: How to Measure and Track It Correctly
Under 120/80 mmHg is the lowest category, hypertension starts at 140/90? How to measure correctly, track your values and see what studies show on influencing factors.
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13 min
Peptides & Bloodwork: Lab Monitoring Explained
Complete blood count, liver, kidney, IGF-1 and hormones — a factual overview of which lab values are reviewed under medical supervision and how they are interpreted.
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13 min
Leaky Gut: Markers, Symptoms and Lab Values
Calprotectin >50 µg/g, elevated zonulin, hs-CRP above 1 mg/l? An overview of what the markers mean, how reliable they are and what studies say about the gut barrier.
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13 min
Intermittent Fasting and Biomarkers: What 16:8 Really Changes
Studies describe falling fasting insulin after 12 weeks of 16:8 — visible only when the matching biomarkers are measured. The numbers, protocols and common pitfalls at a glance.
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12 min
Keto Diet & Blood Values: What Actually Changes
Triglycerides, HDL, insulin, LDL, uric acid and electrolytes: what studies report about blood values on a ketogenic diet, and what doctors draw from them.
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12 min
Vegan Diet: Which Blood Values Play a Role
B12, omega-3, iron, iodine — which blood values matter on a vegan diet, what they measure and how reference ranges can be interpreted.
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12 min
Micronutrients in Your Blood Work: What the Values Measure
MCV below 80 fl or above 96 fl: what does it mean? A factual guide to blood panel patterns in micronutrient deficiencies, with reference ranges.
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14 min
Gut Axis and Biomarkers: Microbiome in Blood Values
Butyrate, TMAO, LPS, calprotectin: which blood values are linked to the microbiome — and what studies have examined.
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14 min
Understanding Methylation: MTHFR, Homocysteine, B-Vitamins
MTHFR polymorphism, homocysteine, folic acid and 5-MTHF: what lab values say about methylation and how doctors interpret them.
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12 min
Blood Draw Protocol: Timing, Fasting, Medications
Blood draw mistakes can skew values by 20 to 50 percent. Standardized conditions make measurements comparable — from fasting rules to biotin interference.
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13 min
Understanding Reference Ranges: What They Do and Don't Say
Vitamin D 30–100 ng/ml according to the lab, and narrower figures elsewhere without a source? How to tell the statistical lab reference from figures with a named source.
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13 min
Hashimoto Thyroiditis: Antibodies Explained & Tracked
TPO above 100 IU/ml and a changed TSH value? What the values mean in Hashimoto, how doctors interpret them and how to document the course over time.
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12 min
Insulin Resistance: HOMA-IR and Fasting Values Explained
What do fasting insulin and HOMA-IR measure? ADA prediabetes criteria, confounders and the medical interpretation of the values, explained for information only.
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12 min
Estrogen Dominance: Understanding and Interpreting the Imbalance
PMS, breast tenderness, fibroids? How to interpret relative estrogen dominance via the E2/progesterone ratio, and what studies describe about liver and gut.
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12 min
Cortisol & Stress: What Your Blood Values Measure
Morning 5–25 µg/dl? How cortisol levels are measured and interpreted, what HPA dysregulation means and what the evidence says about stress factors.
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12 min
Testosterone: What Blood Values Show and What Influences Them
Total T below 300 ng/dl? How hormone values are read, which influences such as sleep, training and micronutrients studies describe, and when guidelines name TRT.
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11 min
Homocysteine: Understanding the Lab Value
Homocysteine in blood: how to read the value, what role methylation, MTHFR and B vitamins play, and what the research says.
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11 min
Kidney Values Explained: Creatinine, GFR, Urea
Creatinine below 1.3 mg/dl, eGFR above 90, BUN below 20 mg/dl? How kidney values are interpreted and how early changes show up.
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18 min
Long-Term Biomarker Tracking: Your 12-Month Playbook
4 measurements per year, 12 markers, 4 quarterly KPIs: Your 12-month biomarker tracking playbook — with 18-month scenario from hsCRP 2.8 to 0.7 mg/L.
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14 min
Designing Biomarker Panels: Which Values to Test Together
Single markers deceive. How panels are built with cluster logic: longevity, heart, hormones, thyroid, metabolism — with prices.
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10 min
Biomarker Baseline: The Complete Measurement Preparation Checklist
Without a clean baseline, you measure noise, not signal. This checklist describes what influences lab values and how to document measurements so they stay comparable across months.
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9 min
How to Build a Connected Health Dashboard
Values scattered across dozens of PDFs? This is how a dashboard can unite biomarkers, contextualize supplements, and show trends over time — with clear views and thoughtful sharing.