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Hair Serum Roundup

We analyzed 1 products to help you choose the healthiest & safest options.

Finding the perfect Hair Serum shouldn't feel like a guessing game. At CakeID, we take food transparency seriously. We have analyzed over 1 products in this category, breaking down every ingredient list to uncover hidden additives, excessive sugar levels, and potential allergens.

Whether you are searching for strictly Vegan options, Gluten-Free snacks, or simply want to avoid high-processed foods, our algorithm ranks products based on a comprehensive Health Score. Below is our definitive ranking of the safest and healthiest Hair Serum you can buy in 2026, sorted by their ingredient purity.

Editor's Quick Picks

🏆 Best Overall

Keratin Smooth Hair Serum

"Highest Score (100/100)."

Detailed Reviews

Calories
0
Sugar
0g
Herbal +osophy

Keratin Smooth Hair Serum

Ingredients: COLOPENTASILOXANE, DIMETHICONE, DIMETHICONOL, HYDRO, DED KERATIN, ARGANIA SPINOSA KERNEL OIL, C12-15 ALKYL, ECOATE, PARFUM, ETHYLHEXYL SALICYLATE, HELIANTHUS, NUUS (SUNFLOWER) SEED OIL, MACADAMIA TEDNICOLA, ALTOCOPHERYL ACETATE

The Good

  • ● Excellent Health Score
  • ● Sugar Free

The Bad

  • ● Ultra Processed
View Full Analysis

Frequently Asked Questions

Are products in the Hair Serum category always vegan?+
Not necessarily. We analyzed over 1 products in the Hair Serum category on CakeID. While some are plant-based, many contain hidden animal ingredients like milk powder, whey, or gelatin. Always check the "Is Vegan" status on our product pages.
How does CakeID rank the best Hair Serum?+
We rank Hair Serum based on their nutritional value, ingredient cleanliness (fewer additives), and vegan compatibility. Products with lower sugar and simpler ingredients rank higher.
Can I find low-calorie Hair Serum here?+
Yes! Our list highlights the nutritional details of each product. Look for the "Calories" badge on the product cards above to find low-calorie options.