The basic layering rule Thinnest to thickest consistency: Cleanser Toner (if using) Thinnest serum (usually peptide serum) Retinol (if in serum form) Moisturizer Occlusive (if needed) Why this order: Thinner products penetrate better when applied first
Last reviewed: May 31, 2026 Last updated: May 31, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
While BPC-157 is generally well-tolerated, potential side effects include: Mild gastrointestinal issues if taken on an empty stomach Changes in appetite or weight Dizziness Fatigue Headaches Research on BPC-157 is still limited, so monitoring for any adverse reactions is important although the above have never been reported to us by any user who has purchased from our site (7, 13)
Document exercise intolerance if present (R53.1 weakness, M62.81 muscle weakness)
Epitalon is not currently prescribable through legitimate compounding pharmacies