Otter co. Volumizing Tea Tree & Rosemary Shampoo Bar — Olive Oil, Green Tea, Zinc — Vegan, Sulfate-Free

Otter co. Tea Tree & Rosemary Volumizing Shampoo Bar is a sulfate-free, vegan solid shampoo formulated with olive oil, green tea, nettle and zinc to lift fine hair and add natural body without plastic bottles.

This lightweight shampoo bar blends botanical extracts and gentle cleansers to create fuller-looking hair while staying clean-beauty friendly. Handmade in small batches in the USA, the formula pairs tea tree and rosemary for scalp-refreshing clarity with olive oil, shea and green tea to support strength and shine. The concentrated bar replaces 2–3 liquid shampoos, ships in biodegradable packaging, and supports wildlife causes through a portion of sales.

How does this bar add volume without weighing hair down?

The bar uses a balance of mild surfactants and plant-based oils to cleanse without coating strands, so roots can lift naturally. Lightweight conditioning agents like olive oil and shea butter are included in measured amounts to avoid heaviness while improving manageability.

• Tea tree and rosemary encourage a refreshed scalp for lifted roots.
• Green tea and nettle provide antioxidant support to reduce breakage.
• Zinc helps regulate scalp balance for healthier-looking hair texture.
• Concentrated bar format delivers effective lather with less product residue.

Will it work on all hair types, including color-treated hair?

This gentle, sulfate-free formula is designed for a broad range of hair textures and is safe for most color-treated hair because it avoids harsh sulfates and silicones. It focuses on volume and strengthening rather than aggressive clarifying that can strip dye.

• Fine to medium hair: noticeable lift and body without limpness.
• Thicker hair: cleanses and reduces product buildup while preserving moisture.
• Color-treated: gentle surfactants protect color longer than strong detergents.
• All genders: unisex scent profile and balanced conditioning for varied needs.

How do I use and store the shampoo bar for best results?

Wet hair and the bar, then either rub the bar between hands to create lather or glide it directly over hair roots and lengths. Rinse thoroughly and store the bar on a well-drained surface away from standing water to extend its life.

• Wet hair and bar thoroughly before lathering.
• Use 1–2 passes across roots for a full wash; repeat if needed.
• Keep the bar dry between uses on a ventilated soap dish.
• Travel-friendly: compact, TSA-acceptable, and leak-proof in carry-ons.

What ingredients make this bar eco-friendly and effective?

Formulated without sulfates, silicones, or harsh chemicals, the bar uses plant-derived oils and botanical extracts to clean and support hair integrity. Packaging is biodegradable and the solid format reduces plastic waste compared with bottled shampoos.

• Olive oil and organic shea butter for lightweight conditioning.
• Rosemary, green tea and nettle for scalp and hair-fortifying botanicals.
• Tea tree oil for a refreshing, clarifying effect on the scalp.
• Produced in small batches in the USA; vegan and cruelty-free.

Who is this for: This shampoo bar suits anyone seeking more lift and body—especially people with fine or thinning hair who want a cleaner, more sustainable haircare option. It’s also a practical choice for frequent travelers, eco-conscious shoppers replacing plastic bottles, and those who prefer gentle, plant-forward formulations. If you want a compact, effective shampoo that supports fuller-looking hair while minimizing environmental impact, this bar is designed to fit into that routine.

Ingredients

Sodium Cocoyl Isethionate Powder (Baby Foam), Cetyl Alcohol, BTMS 50, Panthenol, Shea Butter, Cocomidapropyl Betaine, Fragrance, Mica, Zinc, Nettle Leaf Powder, Castor Oil, Kokum Butter, Rosemary Essential Oil, Olive Oil, Tea Tree Essential Oil