Compound library / Topical / Skincare

Vitamin C Serum (L-Ascorbic Acid)

Antioxidant serum studied for brightening, collagen-synthesis support, and photoprotection; L-ascorbic acid is the most-studied but least stable form.

CategoryTopical / Skincare
Typical routeTopical
Half-lifeN/A — topical, minimal systemic absorption
Common dose rangeFew drops, once daily (typically morning, under sunscreen), at 10-20% concentration
Typical cycle lengthOngoing

BioHack Track models Vitamin C Serum (L-Ascorbic Acid) at a half-life of 4 hours, so every dose you log is decayed against that curve and the app shows what is still circulating — not just what you typed.

Reconstitution

Topical serum; no reconstitution needed.

Storage

Store in a dark, airtight bottle; oxidizes (turns yellow/brown) with light and air exposure — discard once noticeably discolored.

Cautions

Can cause irritation or tingling, especially on sensitive skin or when layered with retinoids/exfoliating acids.

Track Vitamin C Serum (L-Ascorbic Acid) in BioHack Track. Half-life, dose range and route come pre-filled from this library — log a dose and the app counts your vial down, models what is in your system, and puts it on the same chart as your labs and body composition.

Others in Topical / Skincare

Look up the research

These open a search of each database for Vitamin C Serum (L-Ascorbic Acid) — they are not citations, and nothing here is evidence for any particular dose. The same links are in the app.

Work it out