Firming, anti-stretch mark oil Huile Tonic is a luxurious body treatment that contains 100% pure plant extracts and essential oils to prevent stretch marks and loss of firmness after weight loss or pregnancy, and promote skin firmness and suppleness. Beauty benefits: - Its action stimulates and improves tissue elasticity. - Helps prevent the stretch marks in pregnancy. - Moisturizes (1), softens and evens skin tone. (1) hydrates the skin’s outermost layers.