← Blood tests
P1NP (Procollagen Type 1 N-Terminal Propeptide)
Specialistalso —
What it isP1NP is a fragment released when osteoblasts make new type 1 collagen — the dominant protein in bone.
DoesMarks the pace of bone formation.
GoodMid-range P1NP signals active bone formation.
BadLow P1NP signals reduced bone building. P1NP monitoring guides anabolic osteoporosis therapy.
- Standard
- Men 22–87 µg/L; women 19–84 µg/L.
- Optimal
- 35–70 µg/L (narrow target)
- Modifiers
- Rises with growth, healing fractures, anabolic therapy.
How to optimize
- Lifestyle
- Resistance and weight-bearing training.
- Diet
- Adequate protein and calcium.
- Supplements
- Vitamin D3, vitamin K2 MK-7, calcium, magnesium.
- Peptides
- —
- Drugs
- Teriparatide, abaloparatide (anabolic) raise P1NP; romosozumab.
Vitamin D3Vitamin K2MagnesiumCalcium
Reference ranges are general adult lab norms; optimal ranges are editorial picks from the longevity literature — not medical advice. Always interpret results with your physician.
within Bone Density