Redken Acidic Grow Serum

Get a free Redken Acidic Grow Serum sample on Instagram, Facebook, or TikTok! Follow the brand, engage with posts, and watch your feed for the “Get Offer” button. While supplies last.

What it is: Redken Acidic Grow Serum is a free haircare product sample listed on FreebieAgent.
Who offers it: The offer is posted on Instagram by Redken Acidic; FreebieAgent links to the offer and does not ship anything itself.
How to claim: Claim it on the offer site yourself; it is claimed by following the brand on social, so FreebieAgent cannot auto-claim it.
Status: Posted March 9, 2026; verified still active on August 28, 2026.
Where: Open to US residents.

This one is claimed by following the brand on social, so FreebieAgent can't auto-claim it. It only takes a minute on the brand's site. Opens on Instagram, not the brand's own site.

FreebieAgent Score

3.1/5

“A genuinely free sample from a credible brand, but requires social media engagement and is not guaranteed for everyone.”

— FreebieAgent

FreebieAgent Insights

This is a sample of Redken's Acidic Grow Serum, likely part of their Acidic Bonding Concentrate line, designed to help improve hair thickness and promote healthy growth. Redken is a well-regarded, professional-grade hair care brand owned by L'Oréal, known for effective salon-quality products. If you're struggling with thinning hair or want to boost your hair's density, this serum aims to deliver visible results. The catch? You need to actively engage with Redken's content on social media (Instagram, Facebook, TikTok) and wait for a targeted 'Get Offer' ad to pop up – it's not a direct claim. But if you're already a Redken fan or curious about hair growth solutions, it's definitely worth the effort to try and snag this sample!

Added

6 months ago

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