Expert articles on genetics, nutrition, and wellness — backed by science, personalized by your DNA.
Showing 21 of 247 articles
The VHL gene is a tumor suppressor linked to hereditary kidney cancer. Learn what VHL does, how hereditary kidney cancer differs from sporadic, and why this is a topic for a doctor, not a raw DNA file.
Eye color is written in your genes — mostly OCA2 and HERC2. Learn what rs12913832 means, why two brown-eyed parents can have a blue-eyed child, and what your DNA shows.
Your ABO blood type is written in one gene on chromosome 9. Learn how rs8176719 and rs8176746 shape A, B, AB, and O — and why 23andMe raw data can't always report it directly.
Peptides for weight loss explained: what they are, the genetics behind GLP-1 response, and why any peptide decision belongs with a doctor.
What the MC4R gene does in appetite and body weight, how it differs from rare monogenic obesity, and why satiety biology matters for GLP-1 discussions.
The FTO gene is linked to appetite and body weight. Learn what rs9939609 and rs1421085 mean, and what research says about weight-loss approaches.
Tirzepatide vs semaglutide: how FTO, TCF7L2, GLP1R and other genes relate to GLP-1 response. Educational guide — not a drug recommendation.
TCF7L2 gene rs7903146 shapes insulin secretion and incretin signaling. Learn how this variant connects to GLP-1 biology in this educational overview.
Learn what the GLP1R gene does, why it's studied for GLP-1 medication response, and why genetics alone can't predict individual outcomes.
What genetic testing for weight loss actually reveals: appetite genes, insulin genes, GLP-1 response — and its real limits.
Will Ozempic work for me? Genetics may explain some response variability, but no test predicts an individual outcome. See what research says.
How SOD2 rs4880 (Ala16Val) relates to mitochondrial oxidative stress, and which antioxidant and cofactor topics people research. Educational only.
An educational look at MAOA supplements: how low-activity MAOA shapes monoamine clearance, which nutrients people research, and what to be cautious with.
Why slow COMT amplifies caffeine and stimulant sensitivity, how it stacks with slow CYP1A2 caffeine metabolism, and the questions to ask. Educational.
How your CYP1A2 genotype shapes the caffeine question — fast vs slow metabolizer framing for dose, an educational guide, not a prescription.
How the COMT gene (rs4680) shapes dopamine clearance: slow vs. fast COMT explained, plus the supplement questions each genotype raises. Educational.
What a GSTM1 or GSTT1 null genotype means, why it's a deletion not a mutation, and how it relates to phase-II detox and glutathione. Educational only.
How CYP1A2 genotype shapes caffeine timing and whether L-theanine helps — an educational guide to cutoff times and smoothing the jitters.
The 'warrior gene' (MAOA-L) explained without the hype: what the low-activity MAOA variant does, why aggression claims are overblown, and the real science.
Signs you're a slow caffeine metabolizer (CYP1A2 rs762551), why coffee lingers and feels stronger, and what people do about dose and timing.
NAC vs glutathione supplements compared, and how GSTM1, GSTT1, GPX1, and SOD2 genotypes fit the decision. Educational context, not medical advice.
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