What Foods Are Good for Vaginal Health? Vaginal Health Bonafide Why You Should Use Lube for Safer Sex A gel injection for the knee helps improve joint lubrication when natural synovial fluid becomes thinner or less effective, which often happens with arthritis., This gel acts as a cushion and 15 Foods That Help With Vaginal Dryness Sliquid Organics Lubricant Oceanics 4.2 oz Vaginal Dryness: Causes and Moisturizing Treatments