Passes all four red flags. 1 ingredient to watch.
Grade
AYour red flags
AConsumer Reports strict
AEvidence only
−3 from evidence
Passes all four red flags. No fragrance, sulfates, silicones or contested preservatives.
Ingredients, in label order
Explain every ingredient
- Sodium Cocoate — Watch, Soap. True soap. It's alkaline and can leave a dull film on hair, especially in hard water. An acidic rinse helps. Evidence: weak.
- Water — Neutral. A structural ingredient, such as water, a thickener, a pH adjuster, an oil or a common preservative. No concern at normal levels.
- Glycerin — Good, Moisturizer / soother. Hydrates or calms the scalp.
- Sodium Chloride — Neutral. A structural ingredient, such as water, a thickener, a pH adjuster, an oil or a common preservative. No concern at normal levels.
- Sodium Gluconate — Neutral. A structural ingredient, such as water, a thickener, a pH adjuster, an oil or a common preservative. No concern at normal levels.
Watch-outs
- Not sold as shampooPure soap. On hair it often leaves a dull, tangly film, especially in hard water. A diluted vinegar rinse helps.
- No wash claimKirk's gives no wash count for hair, so cost per wash isn't shown.
Score breakdown
| Starting score | 100 |
| Soap | −3 |
| Score | 97 → A |
|---|
Where to buy
| Store | Size | Price | Per wash |
|---|---|---|---|
| Walmart | 4 bar | $2.69 | $0.67/oz |
| Brand site | 4 bar | — | — |