Europska Komisija je u listopadu 2006. objavila listu vrlo štetnih supstanci u bojama za kosu, a Hennaplus boje ne sadrže niti jedan od njih – pogledajte sastojke u nastavku:

6-Methoxy-2,3-Pyridinediamine i njegova HCl sol

2,3-Naphthalenediol

2,4-Diaminodiphenylamine

2,6-Bis(2-Hydroxyethoxy)-3,5-Pyridinediamine

2-Methoxymethyl-p-Aminophenol

4,5-Diamino-1-Methylpyrazole i njegova HCl sol

4,5-Diamino-1-((4-Chlorophenyl)Methyl)-1H-Pyrazole Sulfate

4-Chloro-2-Aminophenol

4-Hydroxyindole

4-Methoxytoluene-2,5-Diamine i njegova HCl sol

5-Amino-4-Fluoro-2-Methylphenol Sulfate

N,N-Diethyl-m-Aminophenol

N,N-Dimethyl-2,6-Pyridinediamine i njegova HCl sol

N-Cyclopentyl-m-Aminophenol

N-(2-Methoxyethyl)-p-phenylenediamine i njegova HCl sol

2,4-Diamino-5-methylphenetol i njegova HCl sol

1,7-Naphthalenediol

3,4-Diaminobenzoic acid

2-Aminomethyl-p-aminophenol i njegova HCl sol

Solvent Red 1 (CI 12150)

Acid Orange 24 (CI 20170)

Acid Red 73 (CI 27290)

Ove boje nisu testirane na životinjama, sadrže UV filter (od sjemenki suncokreta koje štite od UV zračenja); kosa njegovana Hennaplus proizvodima je zdrava, njegovana i lijepa, a boja intenzivna i sjajna.