True.lab

True.LAB is a Korean botanical haircare brand using Jeju Island-sourced ingredients. The 10+ products at skinsli.com include three Botanic shampoos (Violet, Pomegranate, and Fish Tea Tree at 470ml each), two Jeju Green Hair Vinegar rinses (Cheongbori barley and Blue Tangerine), a Botanic Pomegranate Treatment (200ml), a Natural Mild Shampoo (285ml), an Olive Oil Shampoo WITHFAMILY (500ml), a Glam Stick Wax (15g), and the Angel Oil Essence (60ml).

  • Jeju Green hair vinegar rinse
  • Violet + pomegranate shampoos
  • Angel Oil Essence 60ml
  • Jeju botanical haircare

By Skinsli editorial Updated

Buying guide

True.LAB Buyer's Guide: Jeju Botanical Shampoos, Hair Vinegar, and Angel Oil

True.LAB is a Korean haircare brand drawing from Jeju Island botanical ingredients - the island is known in Korean beauty for its clean air, volcanic mineral water, and distinctive local plants including tangerine, barley, and sea plants. The 10+ products at skinsli.com cover three distinct Botanic shampoos, two Jeju Green Hair Vinegar rinses, a pomegranate treatment, mild and family-use shampoos, a wax, and the Angel Oil Essence. This guide explains the product lineup and how to choose between them.

True.LAB and Jeju Island Botanicals

True.LAB is a Korean haircare brand that references Jeju Island sourcing in its product naming - the Jeju Green Hair Vinegar products explicitly cite Jeju-origin ingredients like Cheongbori (green barley) and Blue Tangerine. Jeju Island is the southernmost Korean island and is associated in Korean cosmetics with pure volcanic mineral water, distinctive citrus varieties, and clean botanical growing conditions. K-beauty brands regularly source actives from Jeju for both their ingredient quality and the island's cultural association with natural purity.

The True.LAB range uses a botanical extraction approach rather than synthetic actives, with plant-derived ingredients as the lead elements in each product. The Botanic shampoo line uses pomegranate, violet, and tea tree as its key botanical actives, each addressing a different hair and scalp concern.

The Botanic Shampoo Range: Violet, Pomegranate, and Fish Tea Tree

True.LAB's Botanic shampoo line offers three formulations at 470ml each - a large supply size for about two to three months of daily use. Each is named for its lead botanical active.

The Botanic Violet Shampoo uses violet extract, which contributes antioxidant and scalp-soothing properties alongside its color. Violet flavonoids have anti-inflammatory effects and are used in scalp care for their ability to calm irritation and reduce redness. This is a good choice for sensitive scalp types.

The Botanic Pomegranate Shampoo uses pomegranate extract, which is rich in punicalagins and ellagic acid - powerful antioxidants that protect hair and scalp cells from oxidative stress. Pomegranate extract is particularly associated with scalp antioxidant defense and is also used in Korean cosmetics for anti-aging support. This shampoo suits normal to dry hair looking for a strengthening, protective wash.

The Botanic Fish Tea Tree Shampoo uses tea tree oil alongside a marine or fish-derived active. Tea tree is a well-established antimicrobial ingredient for oily or dandruff-prone scalps. The fish-derived element likely provides marine collagen or omega fatty acids for hair nourishment alongside the clarifying tea tree base, making this the option for scalps prone to buildup, oiliness, or dandruff.

Jeju Green Hair Vinegar: Cheongbori and Blue Tangerine

Hair vinegar is a post-shampoo rinse used instead of or alongside traditional conditioner. The mild acid in the vinegar (typically apple cider vinegar or rice vinegar base) helps close the hair cuticle after washing, restoring the hair's naturally acidic pH. Closed cuticles reflect more light (increasing shine), reduce frizz, and improve the feel of the hair surface. Hair vinegars are a traditional Korean hair care practice that has seen renewed interest in the K-beauty market.

True.LAB offers two Jeju variants. The Jeju Green Cheongbori Hair Vinegar uses young barley (cheongbori) extract from Jeju - barley grass is rich in chlorophyll and mineral compounds that nourish the scalp. The Jeju Green Blue Tangerine variant uses Jeju blue tangerine (a local citrus variety), which provides vitamin C and citric acid alongside the vinegar base for added shine and antioxidant benefit. Apply after shampooing, leave for 2-3 minutes, then rinse. The acid scent dissipates after rinsing.

Botanic Pomegranate Treatment 200ml

The Botanic Pomegranate Treatment at 200ml is the in-shower conditioner/treatment in the Botanic line, matching the Botanic Pomegranate Shampoo. Using the shampoo and treatment from the same botanical family provides a consistent active ingredient through both the cleansing and conditioning steps. Pomegranate extract in the treatment adds antioxidant protection during the conditioning phase.

Apply after shampooing, focus on mid-lengths and ends, leave for 3-5 minutes, then rinse thoroughly. At 200ml this is a one to two month supply for regular use. For more intensive conditioning, use as a 10-15 minute leave-on treatment once a week under heat.

Natural Mild Shampoo 285ml and Olive Oil Shampoo 500ml

The Natural Mild Shampoo at 285ml is a gentle, minimal-formula everyday shampoo for scalp types that need low-irritation cleansing without specialty botanical actives. "Natural mild" positions it for sensitive or children's scalps or as a daily-use option for those alternating it with a more active shampoo. At 285ml it is a single-person month's supply for daily washing.

The Olive Oil Shampoo WITHFAMILY at 500ml is the value-size family format. The "WITHFAMILY" label indicates it is formulated for shared household use - gentle enough for children while providing olive oil's emollient properties for adults. At 500ml this is a 2-3 month supply per person or a household supply for 1-2 months. Olive oil in shampoo provides conditioning and moisture balance alongside cleansing.

Angel Oil Essence 60ml

The Angel Oil Essence at 60ml is a leave-in treatment oil for the hair. "Angel" in Korean haircare marketing refers to the light, hair-softening effect of a well-formulated oil treatment - the product makes hair feel soft and behave as if naturally healthy and shiny. The Essence format is likely a blend of plant oils chosen for their non-greasy, fast-absorbing qualities. Apply 2-3 drops to towel-dried or dry hair, pressing and smoothing through mid-lengths and ends before styling.

The 60ml size is a generous supply for a daily-use hair oil - enough for several months of 2-3 drop applications. Pair the Angel Oil Essence with whichever True.LAB shampoo you use as a consistent post-wash treatment step. It also works as a finishing product on dry hair between washes to tame flyaways and add gloss.

Glam Stick Wax 15g

The Glam Stick Wax is a small-format, portable styling wax in stick form. At 15g it is a travel-friendly size for styling on-the-go. Stick waxes apply directly to problem zones - flyaways, baby hairs, and edges - without getting product on the hands first. The wax provides a flexible hold that tames specific areas without making the whole hair stiff or greasy.

Use the Glam Stick Wax after styling as a finishing step for flyaway control, or as a styling aid to define baby hairs and edges for sleeker updos and ponytails. The compact size makes it useful to keep in a bag for mid-day touch-ups.

Which True.LAB Shampoo Is Right for Your Scalp

Matching the right shampoo to your scalp type: choose the Botanic Fish Tea Tree for oily, congested, or dandruff-prone scalp - the tea tree and marine actives clarify and purify without stripping. Choose the Botanic Pomegranate for normal to dry hair that wants antioxidant protection and nourishment alongside cleansing - pair it with the Botanic Pomegranate Treatment for a consistent routine. Choose the Botanic Violet for sensitive or reactive scalp that needs a calming, lower-irritation wash. The Natural Mild Shampoo suits the most sensitive scalp types or children. The Olive Oil WITHFAMILY is the value-practical choice for shared household use where different hair types need the same bottle.

FAQ

Frequently asked questions

  • True.LAB is a Korean botanical haircare brand that uses Jeju Island-sourced ingredients. The range covers three Botanic shampoos (Violet, Pomegranate, Fish Tea Tree), two Jeju Green Hair Vinegar rinses (Cheongbori barley and Blue Tangerine), a pomegranate treatment, two everyday shampoos, a styling wax, and the Angel Oil Essence. The brand focuses on plant-derived actives and traditional Korean hair care practices like vinegar rinsing.

  • After shampooing and rinsing, apply the hair vinegar to wet hair from roots to ends. Massage gently and leave on for 2-3 minutes. Rinse thoroughly with cool water. The acid in the vinegar closes the hair cuticle, restoring the hair's natural acidic pH after alkaline shampoo. The vinegar scent will fade once hair dries. Use after every shampoo or 2-3 times per week depending on your hair's needs. Do not mix with alkaline rinse-off conditioner in the same step - use the vinegar as a substitute for conditioner or after conditioning is complete.

  • The Cheongbori variant uses young Jeju green barley extract alongside the vinegar base - barley grass provides chlorophyll, minerals, and nourishing compounds for scalp health. The Blue Tangerine variant uses Jeju's local blue tangerine (citrus), contributing vitamin C and citric acid for added shine and antioxidant protection. Both restore the scalp and hair's pH after washing. Choose Cheongbori for a mineral-nourishment focus; choose Blue Tangerine for a brighter, more citrusy finish and antioxidant boost.

  • Yes. Tea tree oil is one of the most effective natural antimicrobial ingredients for dandruff caused by Malassezia (the most common dandruff fungus). The Botanic Fish Tea Tree Shampoo applies tea tree at a meaningful concentration alongside marine-derived actives. For dandruff management, use it as your primary shampoo daily or every other day, massaging into the scalp and leaving for 1-2 minutes before rinsing. The marine actives complement the tea tree by nourishing the scalp while tea tree clarifies.

  • Unlikely, if you use a small amount. Apply 1-2 drops (not 3-4) to towel-dried fine hair, focusing on the ends only rather than mid-lengths. Fine hair is more prone to oil buildup than thick or coarse hair. Start with a minimal amount and adjust based on how your hair looks and feels after drying. The Angel Oil Essence is formulated to be light rather than heavy, but any oil needs to be used sparingly on fine hair.

  • Using them as a matching set provides consistency in the botanical active across both cleansing and conditioning steps - the same pomegranate antioxidant compounds work through the full wash routine. It is not mandatory to use them together, but matching shampoo and treatment from the same line is the standard recommendation for maximizing the hair-care result the brand designs for. The 470ml shampoo and 200ml treatment represent roughly equivalent supply for several weeks.

  • The WITHFAMILY designation indicates the formula is designed for shared household use and gentle enough for multiple hair types including children's hair. The olive oil base is an emollient ingredient safe for all ages. For very young children (under 3), check the full ingredient list for any fragrances or actives that may require age-appropriate formulas - but for school-age children and adults, the Natural Mild Shampoo and the Olive Oil WITHFAMILY are both appropriate daily-use options.

  • Yes. True.LAB products at skinsli.com are sourced through direct Korean supply chains. Products are the same formulas sold in Korean beauty stores and pharmacies, with English ingredient labels added for US market compliance. Batch codes are traceable. For questions about a specific order, skinsli.com's support team can assist.