Natural dyes: henna & indigo
Henna's been around forever and is a tried and true non-toxic semi-permanent option. It won't damage your hair and real Henna contains no harmful ingredients.
Looking for a chemical free hair dye? Pure Naturals hair color is a 100% natural hair color that is made with 22 herbs, flowers, fruits and vegetables. Pure Naturals is a safe hair dye alternative that is free of ammonia, peroxide, PPD, gluten, parabens, artificial preservatives, and toxic dyeing chemicals.
Naturtint is another more permanent hair dye made from natural ingredients. All of their colors come from plant extracts, and they're intentionally free of ammonia, resorcinol, and other nasty chemicals you often find in synthetic dyes. Much like Herbatint, Naturtint has a small range of natural colors.
They typically contain high amounts of ammonia, PPDs, nitro dyes, metallic salts, and even unclean henna. These are harsh chemicals that can be extremely damaging to the hair as well as cause reactions to sensitive skin and allergies. When you apply box dye, the hair is permanently altered.
Sorry, hair dye without any chemicals is just not a thing (again, unless you're working with henna or straight-up plant juice). Dye will always require some chemical-based ingredients to help deposit pigment onto your hair.
Mix enough henna powder into one cup of black tea or coffee to make a paste with the consistency of yogurt. Cover the bowl and let it sit. After six hours mix in 2 tablespoons of extra virgin olive oil and then apply the mixture to your hair. Rinse it off after 1 to 3 hours, depending on the depth of color you want.
Derived from henna trees (aka the plant Lawsonia inermis), henna is arguably the most natural popular hair dye out there. And compared to other temporary dyes, it lasts longer.
Mix 2-3 tsp of onion juice, 1 tsp of lemon juice and 1 tsp of olive oil. Massage into the scalp and hair and wash off after half an hour. An effective solution for greying hair, onion also promotes hair growth. It increases the enzyme, Catalase, thus darkening the hair.
Erythrosine, also known as Red 3, is the most controversial dye. Male rats given erythrosine had an increased risk of thyroid tumors ( 23 , 24 ). Based on this research, the FDA issued a partial ban on erythrosine in 1990, but later removed the ban.
Altering the hair's protein structure through permanent and demipermanent dyeing can cause side effects that include: loss of hair strength. less ability for your hair to handle heat styling. reduced hair thickness.
The Most Harmful Chemicals in Hair Dye: PPD and Resorcinol.
For grey hair coverage, we generally recommend that you aim to color slightly lighter than the natural hair color level of your client. In this case we would suggest you go for a color starting in level 6 (Dark Blonde) or 7 (Blonde).
Since baking soda is a scrubbing agent, washing your hair with it can gradually strip the dye from your locks. Baking soda can lighten all hair colors, but it might take a few washes to get your hair to the desired color.
Vitamin B-12 is the most common culprit, with folate, copper, and iron deficiencies increasing your risk, too. Dietary supplements may help these deficiencies and you might see your natural hair color start to grow back after several weeks.
Are salon hair dyes better? Simply put, when it comes to salon color vs. box dye, it's always best to get your hair colored at the salon by a professional. Salon formulas better for your hair, and having a pro colorist apply it also ensures the best results.
Box dyes often say they contain moisturising ingredients or are 'ammonia-free'. However, even these usually contain PPDs, salts and other chemicals that will damage hair, especially with repeated use.
In short—the answer is yes. For starters, the hair color offered in at-home varieties is of a lesser quality than those you find in salons. This is because they contain harsher, more concentrated chemicals and often skip out on the protective ingredients used in a salon setting.
EcoColors Hair color is gluten free, ppd free (p Phenylenediamine free), propylene glycol free and ethanolamine free as well as sulfite free, and paraben free.
Acute (short-term) and chronic (long-term) inhalation exposure to trichloroethylene can affect the human central nervous system, with symptoms such as dizziness, headaches, confusion, euphoria, facial numbness, and weakness.
Generally, it's safe to re-dye every 6 to 8 weeks. Permanent hair dye lightens the hair and deposits color.