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VITAMINS hair cosmetics Keratin Serum with Biotin, Castor Oil & Collagen
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 30, 2026 4:26 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Vitamins Hair Cosmetics
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓SALON-SECRET SINCE 1943 - NOW AVAILABLE TO YOU - For 80+ years our family-owned, third-generation keratin formula was reserved for professional stylists. This is the same lightweight leave-in serum they used behind the chair - now in your hands, with biotin, hydrolyzed keratin, collagen, castor oil, argan oil, and coconut oil for glossy, resilient, salon-smooth hair at home
✓3-IN-1: LEAVE-IN + HEAT PROTECTANT + ANTI-FRIZZ FINISHER - One bottle replaces three products. Use it as a daily leave-in on damp hair, as a heat protectant before blow-drying or flat-ironing (up to 450°F styling tools), and as a midday smoothing touch-up. Saves room on your shelf
✓TAMES FRIZZ + HUMIDITY FOR DAYS, NOT HOURS - Customers report hair stays smooth and manageable 3-4 days after washing - even in humidity. The keratin-collagen blend coats each strand to block frizz, smooth flyaways, and lock in a glass-like shine without stickiness, greasiness, or weigh-down
✓WORKS ON EVERY HAIR TYPE - FINE TO THICK, STRAIGHT TO CURLY - Fine or thin hair? Use 1 drop. Medium or wavy? 2 drops. Thick, curly, or coarse? 3 drops. Safe for color-treated, bleached, highlighted, keratin-treated, and chemically processed hair. Sulfate-free, paraben-free, alcohol-free, cruelty-free
✓ONE BOTTLE LASTS 4-6 MONTHS - LESS THAN $0.15 PER USE - At just 1-3 drops per application, this 4.25 fl oz bottle outlasts budget-friendly serums and costs a fraction of premium salon brands. Backed by our 80-year family expertise: You will see visibly softer and shinier hair after your first use
⚙️ Specifications
Product Benefits
Color Protection, Damage Repair, Detangling, Heat Protection, Moisturizing, Nourishing, Hydrating, Smoothing, Softening, Non-Greasy, Humidity Resistance, Strengthening, Anti-Frizz, Shine, Lightweight
Hair Type
All
Scent Name
Floral
Item Form
Oil
Liquid Volume
4.25 fluid ounces
Number of Items
1
Unit Count
4.25 Fluid Ounces
Item Volume
125 ml
Brand Name
VITAMINS hair cosmetics
Manufacturer
H.Y. Vitamins
Item Weight
6.4 ounces