Protocol Index

L-Lysine

Collagen production and immune support.

L-Lysine

Collagen Immune Support

Dose & timing

Why it’s in the stack

Essential amino acid; collagen-synthesis substrate (paired with vitamin C and proline). Some clinical trials at 1–3 g/day support reduced HSV-1 outbreak frequency and severity by competing with arginine for cellular uptake — that's the most replicated non-trivial effect.

Where to buy on Amazon

United States (Amazon.com)Buy on Amazon.com ✓ verified ASIN
United Kingdom (Amazon.co.uk)Buy on Amazon.co.uk ✓ verified ASIN
Germany (Amazon.de)Buy on Amazon.de ✓ verified ASIN
France (Amazon.fr)Buy on Amazon.fr ✓ verified ASIN
Spain (Amazon.es)Buy on Amazon.es ✓ verified ASIN
Italy (Amazon.it)Buy on Amazon.it ✓ verified ASIN
Poland (Amazon.pl)Buy on Allegro — 34,45 zł

Related supplements

FAQ

Where can I buy L-Lysine?

L-Lysine is available on Amazon in the US, UK, Germany, France, Spain, Italy and Poland. This page links each marketplace directly — to a verified product listing where one exists, otherwise to a targeted Amazon search built from the product, dose and brand hint.

What dose of L-Lysine does the Blueprint protocol use?

1 g — daily.

Why is L-Lysine in the longevity stack?

Essential amino acid; collagen-synthesis substrate (paired with vitamin C and proline). Some clinical trials at 1–3 g/day support reduced HSV-1 outbreak frequency and severity by competing with arginine for cellular uptake — that's the most replicated non-trivial effect.