IGK
Good Behavior Supreme Seal Smoothing Serum-Oil

Good Behavior Supreme Seal Smoothing Serum-Oil is rated 5.0 out of 5 by 2.
  • y_2026, m_8, d_27, h_9
  • bvseo_bulk, prod_bvrr, vn_bulk_3.0.48
  • cp_1, bvpage1
  • co_hasreviews, tv_0, tr_2
  • loc_en_US, sid_igk-good-behavior-supreme-seal-smoothing-serum-oil, prod, sort_[SortEntry(order=SUBMISSION_TIME, direction=DESCENDING)]
  • clientName_saloncentric
  • bvseo_sdk, dw_cartridge, 17.1.0, p_sdk_3.2.0
  • CLOUD, getAggregateRating, 11ms
  • reviews, product
Good Behavior Supreme Seal Smoothing Serum-Oil
Select Size
Available options to select
1.5 oz.
#PP084205
Auto Replenish:
FREE SHIPPING OVER $50 & EARN 100 PROREWARDS POINTS
  • Choose your frequency. Skip or cancel anytime.
  • Free shipping over $50* & 100 ProRewards Points++ on all recurring orders.
  • Select auto-delivery in cart.
  • Exclusions apply.
Learn More
Purchase Options
Find in-store availability
saloncentric credit card take charge Learn More

What It Is

A high-shine finishing serum that provides frizz control for 4 days. This concentrated formula imparts a mirror-like effect, smooths the hair, contains UV protection and tames flyaways, even in high humidity.

What It Does

Benefits: 4-DAY FRIZZ CONTROL, HUMIDITY BLOCKING BARRIER, 75% SHINIER HAIR

Key Ingredients:

• Super “C” Oil Blend: coconut, chia and cherimoya oils moisturize and add liquid-like shine

• Spirulina Protein: Supports healthy looking hair

• Shine Seal Technology: Helps seal hair, providing a super high shine finish.

What Else You Need to Know

Formulated Without: Sulfates (SLS/ SLES), Parabens, Phthalates, Gluten, Mineral Oil, Petrolatum, Minoxidil

Apply to dry, styled hair from mid-lengths to ends. Smooth lightly along hair line and part for flyaways. 

Dimethicone, C15-19 Alkane, C13-15 Alkane, Isododecane, C9-12 Alkane, Lauryl Laurate, Phenyl Trimethicone, Spirulina Platensis Extract, Cocos Nucifera (Coconut) Oil, Prunus Avium (Sweet Cherry) Seed Oil, Salvia Hispanica Seed Oil, Oryza Sativa (Rice) Bran Extract, Helianthus Annuus (Sunflower) Extract, Coco-Caprylate/Caprate, Caprylyl Glycol, Tocopherol, Rosmarinus Officinalis (Rosemary) Leaf Extract, Brassica Campestris/Aleurites Fordi Oil Copolymer, Caprylic/Capric Triglyceride, Fragrance (Parfum), Phenoxyethanol, Limonene, Coumarin, Linalool

Purchases made in SalonCentric stores may be returned to any SalonCentric store. Purchases made through SalonCentric Customer Service, SalonCentric Business Partners, and SalonCentric.com orders Sold and Shipped by SalonCentric may be returned to a SalonCentric store; however, the return must not exceed $450 and must include the original receipt, packing slip, or invoice. For returns in-store of online orders, the refund will be credited back to the original payment method once the return has been processed. For SalonCentric.com Online Exclusive orders sold and shipped by third-party sellers, please see more details linked below for return steps.

The SalonCentric return policy does not currently apply to Kérastase & Shu Uemura purchases. Kérastase & Shu Uemura do not accept returns.

Click to see more details.

Rated 5 out of 5 by from The best serum My favorite serum EVER. Works great for ALL hair types!
Date published: 2026-06-15
Rated 5 out of 5 by from I have natural curly hair and this product made my hair frizz free and shinny it is best my hair looks in humidity ever. Will by more.
Date published: 2026-04-12
  • y_2026, m_8, d_27, h_9
  • bvseo_bulk, prod_bvrr, vn_bulk_3.0.48
  • cp_1, bvpage1
  • co_hasreviews, tv_0, tr_2
  • loc_en_US, sid_igk-good-behavior-supreme-seal-smoothing-serum-oil, prod, sort_[SortEntry(order=SUBMISSION_TIME, direction=DESCENDING)]
  • clientName_saloncentric
  • bvseo_sdk, dw_cartridge, 17.1.0, p_sdk_3.2.0
  • CLOUD, getReviews, 5ms
  • reviews, product