Polygraph

Human bodies lose one to 2% of collagen every year after age 30.

Posted by The Dan Bongino Show, Checked

Polygraph verdictTrue
Sources
4 support4 context
Said
1 time·
Confidence
60%
The Dan Bongino ShowSep 16, 2026
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61 claimsThe check →

Several sources report that collagen loss after age 30 runs about 1 to 1.5% per year, which sits within the claim's 1 to 2% range. The 2% figure appears in the sources only for women after menopause, and the post's word 'often' was dropped in extraction, which is a faithful paraphrase that does not change the verdict.

What was said

… Every day, Paul and I've been taking collagen for years. Paula absolutely loves it. I love it, two. Collagen is the protein that helps hold your body together. It's critical. It's like the mortar for bricks. After 30, our bodies often lose one to 2% of collagen every year, and by age 60, many are likely producing half. But here's how taking collagen can help you. Here's how taking collagen will help. Ah, collagen is awesome for helping with joint stiffness and mobility, and it's great for helping with bone density. …
The Dan Bongino Show · · from the transcriptPost →

What we found

Supports. A dermatology-oriented source states that collagen declines roughly 1 to 1.5% per year from age 30 onward, citing a 2025 systematic review.[2]

Supports. Other consumer health and skincare sources put post-30 collagen loss at about 1% per year, and one says 1 to 1.5%, consistent with the lower end of the claimed range.[3][4][5]

Context. The approximately 2% annual figure appears in the sources for post-menopausal women (about 2.1% per year after the first five years of menopause), not as a general figure for all bodies after 30.[1][2]

Context. The sources are mostly low-credibility commercial or blog sources, with no authoritative body directly addressing the exact 1 to 2% range. The claim's range overlaps their estimates, so the figure is consistent with them.[6][7][8]

Sources

8 sources: 1 primary, 7 not rated

  1. 1Collagen, Curcumin, and Glutathione to Enhance Dermal Health in ...pmc.ncbi.nlm.nih.gov · primary source · cited for: context
  2. 2What the Science Says to Do About Collagen Loss | Exponent Beautyexponentbeauty.com · not rated · cited for: supports, context
  3. 3Collagen Supplementationsighedeffects.com · not rated · cited for: supports
  4. 4When Do You Start Losing Collagen? | NIRA Skinniraskin.com · not rated · cited for: supports
  5. 5Let's talk about collagen: How to unlock the fountain of youth withinglobalnews.ca · not rated · cited for: supports
  6. 6Collagen - Cleveland Clinicmy.clevelandclinic.org · not rated · cited for: context
  7. 76 Simple Habits To Help Prevent Collagen Lossvogue.co.uk · not rated · cited for: context
  8. 8Boost your collagen capital for firmer, healthy skin - Biothermbiotherm.fr · not rated · cited for: context

Where this claim was made

Said in 1 published post

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