Vaseline Hand and Nail Lotion. Conditioning Hand lotion with keratin and vitamin E. Softens hand and strengthens nails by 50 percent. Incredibly, our hands are made up of 5 unique surfaces. But because they are constantly exposed, they require customised care. Vaseline Healthy Hand & Nail lotion is formulated just for your hands. Its conditioning moisturisers are fast absorbing and non-greasy. It nourishes completely for softer hands, smoother cuticles, and stronger nails.