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rdrd Apple Lacto Serum Tester Kit – four trial-size serums (Gold, Red, Pink, Green)

rdrd APPLE LACTO SERUM TESTER KIT

rdrd APPLE LACTO SERUM TESTER KIT is the try-before-you-commit way to find your perfect rdrd serum. It includes trial sizes of all four Apple Lacto serums — so you can discover which targeted solution matches your skin's redness type before committing to a full size.

Who It's For

First-time rdrd customers, anyone unsure which redness type they have, and skincare lovers who want to test all four Apple Lacto Exosome™ serums.

Find Your Match

  • Red — Calming (Panthenol) for sensitive, irritation-induced redness and a damaged barrier.
  • Pink — Azelaic Barrier (Azelaic Acid) for rosacea-prone, chronically flushed skin.
  • Green — Rebalancing (BHA·PHA·LHA) for acne, clogged pores, and acne-related redness.
  • Gold — Brightening (Niacinamide) for dullness, uneven tone, and blotchiness.

Why Start Here

  • Low-commitment trial sizes of the full serum lineup
  • All powered by Apple Lacto Exosome™ fermented apple technology
  • Gentle yet effective — designed for sensitive, redness-prone skin

Your entry into rdrd — science-centered K-beauty redness care, one tester at a time.

  • Which apple your skin likes best
  • How each serum feels and absorbs
  • A clear next step: the full-size duo for your match
Regular price $5.00 Shipping calculated at checkout.
  • Free US shipping $29+
  • Certified vegan
  • Sensitive-skin tested
Key Ingredients

Trial sizes of all four Apple Lacto serums, each with Apple Lacto Exosome™ and one hero active:

RED · Calming — Panthenol (Vitamin B5)
PINK · Azelaic Barrier — Azelaic Acid
GREEN · Rebalancing — Multi-Acid Complex (BHA, PHA, LHA)
GOLD · Brightening — Niacinamide (Vitamin B3)

How to use

1. Try one serum at a time, for a few days each, so you can tell how your skin responds.
2. After cleansing (and toner, if you use one), shake the serum and press 2–3 drops into skin.
3. Follow with moisturizer, and SPF in the morning.
4. Found your match? Move up to its full-size toner & serum duo.

Who it's for

First-time rdrd customers, anyone unsure which redness type they have, and skincare lovers who want to test all four Apple Lacto Exosome™ serums.

FAQ

Can I mix serums from the kit?
We recommend using one serum at a time. To fully experience each one, try them separately or split them between morning and night.

Not sure where to start?
Take the 30-second skin quiz — it tells you which apple to try first.

Tested on real skin

What Apple Lacto does for your skin.

Four Apple Lacto serums for four redness concerns
Sensitive-skin irritation tested, no synthetic fragrance or colorants, certified vegan by Eve Vegan
Serum line-up by redness concern, and FAQ

The other apples

Find your apple.

Every duo pairs a toner + serum. Free US shipping on orders of $29+.

Red Apple · Calming

For sensitive, reactive redness

$29.99 $50.00

Shop the duo

Toner & serum separately

Pink Apple · Azelaic Barrier

For rosacea-prone redness

$29.99 $50.00

Shop the duo

Toner & serum separately

Green Apple · Rebalancing

For breakouts and clogged pores

$29.99 $50.00

Shop the duo

Toner & serum separately

Gold Apple · Brightening

For post-breakout marks and dull tone

$29.99 $50.00

Shop the duo

Toner & serum separately

Not sure where to start?

Which apple are you?

2 quick questions · about 30 seconds · get your toner + serum match

Take the skin quiz