Vitacost, the online store for natural wellness products and supplies, is offering up to 56% Off retail prices on natural pet supplies and products! No promo code is required but the offer ends 5/15/12 at 9am Eastern Time. Even better, you’ll get $10 to spend toward your first Vitacost order when you join! After you signup through this link, you’ll receive a welcome email with the $10 to spend and you’ll also get your own referral link so that you can invite friends and family to join, too! They’ll get $10 to spend, and you get $10 credit for each new member when they place their first order!

Vitacost carries popular brands of natural and holistic pet foods and treats, including Halo, Ark Naturals, Castor & Pollux, Greenies, Wellness and more! You can also pick up pet-safe and environmentally friendly cleaning supplies, and wellness products for adults and human kids…all at great prices! Shipping is Free on orders of $49+