Pros

  • Helps in smoothing frizz and adding shine
  • Has a pleasant scent without being overpowering
  • Lightweight formula that doesn't weigh hair down
  • Effective for use before styling for added protection
  • Provides a sleek look that lasts for hours

Cons

  • Some users found it made their hair feel greasy
  • Not suitable for all hair types, particularly fine or oily hair

Bottom Line

The TRESemme Keratin Smooth Shine Serum is a popular choice for individuals seeking to control frizz and add shine to their hair. With its pleasant scent and ability to provide a sleek, lasting look, it works well for many. However, some users have noted it can leave hair feeling greasy, particularly if your hair is on the finer or oilier side. Overall, it's an effective serum when used appropriately for the right hair types, offering good value in this six-pack option.

Lowest at any Popular Retailer
$6.99 at Kroger
How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 22 retailers to give you the short version.

Where to Buy

Prices last updated: June 23rd 2026 5:45 am
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