Tranexamic Acid (Topical)
Tretinoin (All-Trans Retinoic Acid)
How to Layer These Actives in Your Routine
Tranexamic Acid (Topical)
Apply first to clean, dry skin. Operates at pH 5–6.5.
Allows cutaneous acid mantle to equilibrate before the next step.
Tretinoin (All-Trans Retinoic Acid)
Layer over the initial active. Operates at pH 5–6.5.
Biochemical Mechanism & Pharmacology
Tranexamic Acid (Topical) and Tretinoin (All-Trans Retinoic Acid) operate via distinct physiological mechanisms without reactive cross-oxidation or competing receptor antagonisms. They can be safely integrated into the same routine when sequenced properly from thinnest to thickest consistency.
Apply Tranexamic Acid (Topical) (pH 5–6.5, Viscosity Tier 2) first. Wait 1–2 minutes for absorption, then follow with Tretinoin (All-Trans Retinoic Acid).
Recommended 7-Day Routine Blueprint
| Morning (AM) Routine | Evening (Night A) | Evening (Night B) |
|---|---|---|
✓Gentle Cleanser ✓Tranexamic Acid (Topical) ✓Broad-Spectrum SPF 50+ | •Tranexamic Acid (Topical) •Tretinoin (All-Trans Retinoic Acid) •Barrier Cream | •Tranexamic Acid (Topical) •Tretinoin (All-Trans Retinoic Acid) •Barrier Cream |
Obstetric & Pregnancy Safety Summary
View Full Pregnancy Directory →Tranexamic Acid (Topical) is classified as PERMITTED during pregnancy, while Tretinoin (All-Trans Retinoic Acid) is classified as DEFER IN PREGNANCY under clinical guidelines. Always cross-reference with your physician if expecting.