It's the best one I've ever tried. It's totally worth it. I don't even buy it for the whitening effects (although my skin does lighten considerably, with use of the soap, too). I ordered a second bottle because of its detoxifying effects on my body. My hair has been thinning and I think it helps. I won't elaborate but it's more than just the superficial aspect, it makes me healthier and fresher, especially since my work is very stressful. It's not just for beauty, it's for overall wellness. Can'...